Famke Janssen Bundles Up Her Pooch

Famke Janssen walks her dog Licorice in the West Village in New York City, Nov. 27, 2016.
AKM-GSI
Kaley Cuoco Spends a Rainy Morning in Bed With Ruby

Kaley Cuoco posted a photo to Instagram with her dog Ruby, Oct. 17, 2016.
normancook/Instagram
Hilary Duff Takes Her Pup for a Walk

Hilary Duff with a Yorkie in her arms in West Hollywood, California, Oct. 9, 2016.
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Jenna Dewan Tatum Takes Her Dogs for a Walk

Jenna Dewan Tatum and a friend take her dogs for a hike in Studio City, California on Oct. 4, 2016.
Terma/SL/FAMEFLYNET PICTURES
Kelly Osbourne Takes Her Pup to Fashion Week

Kelly Osbourne attends the John Paul Ataker fashion show during New York Fashion Week: The Shows at The Dock, Skylight at Moynihan Station on Sept. 13, 2016 in New York.
Astrid Stawiarz/Getty Images
Drew Barrymore Spends the Day With Her Pups and Daughter

Drew Barrymore posted a photo on her Instagram account, Sept. 12, 2016.
drewbarrymore/Instagram
Kaley Cuoco Enjoys A Snack With Her Pooch

Kaley Cuoco shared this image to her Instagram account, Aug. 30, 2016.
Kaley Cuoco
Ellen Page Walks Her Dog in Toronto

Ellen Page takes her dog 'Patter' for a walk on a day off from filming 'Flatliners' in Toronto, Canada, Aug. 22, 2016.
Sean ONeill/Pacific Coast News
Zachary Quinto and His Beau Walk Their Dogs

Zachary Quinto (L) and Miles McMillan walk their dogs in the East Village in New York, Aug. 2, 2016.
Moryc Welt/Teach/FameFlynet
Kaley Cuoco Snaps Photo With Her Bulldog

Kaley Cuoco is seen in a photo posted to her Instagram account on July 26, 2016.
normancook/Instagram
Chelsea Handler Snuggles With Her Pup

Chelsea Handler is seen snuggling close to her dog in this photo she shared to her Instagram account, July 6, 2016.
Chelsea Handler
Kaley Cuoco Gives a Smooch to Her Horse Netty

Kaley Cuoco posted this photo to her Instagram account on June 16, 2016 with the caption, "Steady Netty performs perfectly yet again."
Norman Cook/Instagram
Carrie Fisher Takes Her Pup to Work

Carrie Fisher and her dog Gary are pictured outside the Chinese embassy in London during a Humane Society protest against an dog meat festival in China, June 7, 2016.
Neil Mockford/GC Images/Getty Images
Reese Witherspoon Exercises with Her Dogs

Reese Witherspoon goes for a family hike with her sons Deacon and Tennessee and their dogs in Los Angeles, May 28, 2016.
Pacific Coast News
Mayim Bialik Cuddles Up to a Furry Friend

Mayim Bialik posted this picture of herself on her Instagram account, April 21, 2016.
missmayim/Instagram
Anderson Cooper Introduces His New Dog Lilly

This photo was posted to Anderson Cooper's Instagram account with the caption, "My dog Molly passed away a few months ago. This weekend Lilly showed up! She's a Welsh Springer Spaniel."
@andersoncooper/Instagram
Jacob Tremblay Introduces His New Puppy

Nine-year-old, multi-award-winning actor Jacob Tremblay walks the WE Carpet at WE Day California 2016 at The Forum, April 7, 2016, in Inglewood, Calif.
Mike Windle/Getty Images
Kaley Cuoco Introduces Her New Horse Bella

Kaley Cuoco posted this photo to her Instagram account on April 5, 2016 with the caption, "Welcome to the family, gorgeous miss Bella. I'm already in love with you!"
Norman Cook/Instagram
Jennifer Lawrence Embraces Her Pup Pippi

Jennifer Lawrence is seen here with her dog Pippi, March 20, 2016, in New York.
Xposure/AKM-GSI
Olivia Munn Shares a New Photo of Her Dog, Chance Rodgers

This photo was posted to Olivia Munn's Instagram account with the caption "One of the best decisions we ever made was adopting this pup," March 15, 2016.
@oliviamunn/Instagram
Pregnant Chrissy Teigen Takes Her Dog for a Walk

A pregnant Chrissy Tiegen gets some retail therapy with her pooch Pippa on March 14, 2016 in Beverly Hills, Calif.
AKM-GSI
Hugh Jackman Takes His Pups for a Walk

Hugh Jackman walks his dogs in the West Village on March 12, 2016 in New York City.
Josiah Kamau/BuzzFoto via Getty Images
Bindi Irwin Introduces Her New Puppy Stella

Bindi Irwin posted this image with the caption,"Meet Stella. The newest edition to our little family. At 10 weeks old, she's already melting hearts," March 6, 2016.
bindisueirwin/Instagram
Chelsea Handler Shares a Sweet Photo of Her Dog

Chelsea Handler posted a photo of her dog on her Instagram account, March 4, 2016.
chelseahandler/Instagram
Meet Tom Brady and Gisele Bundchen's New Pup Fluffy

This photo was posted to Gisele Bundchen's Instagram account on Feb. 25, 2016 with the text, "The kids are over the moon with our new family member. Fluffy is pure joy!"
gisele/Instagram
Jenifer Lawrence Takes Her Dog for a Stroll

Jennifer Lawrence arrives at her hotel with dog Pippi on Feb. 17, 2016 in New York.
AKM-GSI
Demi Lovato Poses with Her New Pup

Demi Lovato posed with her new dog in a photo posted to her Instagram account on Feb. 9, 2016.
@ddlovato/Instagram
The Rock Works Out With His Puppy

Dwayne "The Rock" Johnson took his cute French bulldog to work out in an image he shared to his Instagram account, Feb. 1, 2016.
Dwayne Johnson/Instagram

Jessica Chastain is seen walking her three-legged dog Chaplain on rainy afternoon, Dec. 22, 2015 in New York.
Alessio Botticelli/GC Images/Getty Images
The Rock Shares a Photo of His Pup at the Gym

This photo was posted to The Rock's Instagram account on Dec. 21, 2015 with the text, "You gotta problem punk?"
therock/Instagram
Carrie Fisher Brings Her Pup to a 'Star Wars' Premiere

Carrie Fisher and her dog Gary attend the European Premiere of "Star Wars: The Force Awakens" After Party at Tate Britain, Dec. 16, 2015 in London.
Dave J Hogan/Getty Images
Ariana Grande Steps Out with Her Dog

Ariana Grande is seen leaving Gifts Et Al with her dog in Los Angeles, Dec. 9, 2015.
Galo/Eagle Eye/FameFlynet
Kate Upton Takes a Walk with Her Pup

Kate Upton starts her morning off with a workout, taking her dog out for a hike in Beverly Hills, Calif., on Nov. 16, 2015.
AKM-GSI
Selma Blair Steps Out with Her Pup

Selma Blair is seen with her dog Ducky in Beverly Hills on Nov. 11, 2015 in Los Angeles.
Getty Images
Kylie Jenner Cuddles Her Dog Norman

Kylie Jenner steps out with her dog, Norman, in Los Angeles, Nov.11, 2015.
gotpap/Bauergriffin.com
George and Amal Clooney Adopt a Dog

George and Amal Clooney adopted Millie a basset hound, Oct. 28, 2015, in San Gabriel, Calif.
San Gabriel Valley Humane Society
Kate Upton and Justin Verlander Take a Flight with Their Pup

Kate Upton and Justin Verlander are seen at LAX, Oct. 27, 2015 in Los Angeles.
Getty Images
Whose Pup Needs Some Rest?

Madonna posted this image to Instagram on Oct. 11, 2015 with the caption, "Getting that beauty Rest for the big show tonight in Edmonton!"
madonna/Instagram
Miranda Kerr Wears a Cropped Top to Take Her Dog Out

Miranda Kerr at the park with her puppy and son shows off her toned tummy in a cropped top, Sept. 30, 2015.
Rol-DR-FK/X17online.com

Hugh Jackman works out in the Hudson River Park with Nigel Barker and 'The Dogpound' by Kirk Meyers Fitness in New York City on Sept. 12, 2015.
Doug Meszler/PacificCoastNews
Meet Karlie Kloss's Yorkshire Terrier, Joe!

Karlie Kloss is spotted wearing coral colored dress while walking her Yorkshire Terrier, Joe in New York City.
J. Webber/Splash News
The Rock Takes His Puppy Brutus to the Vet

The Rock posted this photo to Instagram on Sept. 9, 2015 with the caption, "First I save this lil' zombie Brutus' life from drowning in the pool, now he decides to get all sick on me and having that awesome "north/south" action coming out of both ends of his body. Fun night. Thank you to the animal Dr's and nurses at St. Francis Emergency Animal Hospital for taking care of our gremlin. He'll be back in no time wrestling and biting the shit outta my hands and happily peeing on my Jordan's."
The Rock/Instagram
Liam Hemsworth Goes for a Walk with His Dog

Liam Hemsworth is spotted out walking his dog and watching a friend skateboard at Griffith Park in Los Angeles, Calif., Sept. 1, 2015.
Premiere/RR/FAMEFLYNET PICTURES
Kaley Cuoco Bonds with Her Horse

Kaley Cuoco posted this photo to Instagram on Aug. 30, 2015 with the caption, "Love this guy!"
normancook/Instagram

Actress Amanda Seyfried is seen in New York City, Aug. 27, 2015.
GC Images/Getty Images
Demi Lovato Shares a Selfie with Her Puppy Batman

Demi Lovato posted this photo to Instagram on Aug. 22, 2015 with the caption, "BATMAAAAANNNNNN!!!!!"
@ddlovato/Instagram
Who Named Her Cat LiLo?

Miley Cyrus posted this photo on Aug. 24, 2015 with the caption, "Lol! Morningzzzz w LiLo!"
@mileycyrus/Instagram
Rose McGowan Steps Out with Her Furry Friend

Rose McGowan is seen on Aug. 20, 2015 in Los Angeles.
Bauer-Griffin/GC Images/Getty Images
Meet Demi Lovato's New Dog Batman

Demi Lovato posted this photo to Instagram on Aug. 20, 2015 with the caption, "Ummm... guys.... meet Batman....."
Demi Lovato/Instagram
Jane Fonda Steps Out with her Pup

Jane Fonda holds her pet pooch while waiting outside of Craig's Restaurant in West Hollywood, Calif., Aug. 19, 2015.
PER/FameFlynet
Say Hello to Channing Tatum's New Horse, Smoke

Channing Tatum shared this image of his new horse friend to his Instagram account, Aug. 18, 2015.
Channing Tatum/Instagram
Which 'Scandal' Star Has an Extra-Fancy Dog?

This image was posted to Kerry Washington's Instagram account on Aug. 8, 2015 with the text, "From the chair. At the shoot. She's so fancy!!!!"
kerrywashington/Instagram
Ciara Cradles Her Furry Friends

Ciara is seen with friends on Aug. 10, 2015 in New York.
Raymond Hall/GC Images/Getty Images
Meet Kaley Cuoco's Pit Bull Shirley

Norman Cook posted this photo to Instagram on Aug. 6, 2015 with the caption," She's not the cuddliest of dogs, but sometimes she lets me nuzzle her and it makes me so so happy."
Norman Cook/Instagram
Amanda Seyfried Takes Her Dog for a Walk

Amanda Seyfried and her dog Finn visit the New York City Human Resources Administration in the Bronx, July 29, 2015.
Doug Meszler/Splash News
John Slattery Takes His Dog for a Walk

John Slattery is seen walking his dog in SoHo on July 28, 2015 in New York City.
Alessio Botticelli/Getty Images
Gerard Butler Takes a Walk With a Furry Friend

Gerard Butler was spotted while out for a stroll with his dog, July 23, 2015, in West Hollywood, Calif.
Kmm-Juliano/X17online.com
Kaley Cuoco Photobombs Her Horse

Kaley Cuoco posted this image on Instagram on July 21, 2015, with the original caption, "#photobombyourhorse."
normancook/Instagram
Ben Affleck Steps Out with a Puppy

'Argo' star Ben Affleck is spotted wearing his wedding ring while arriving in Atlanta, July 20, 2015, with a brand new puppy. Ben is in town to spend time with his estranged wife Jennifer Garner while she films her new movie 'Miracles From Heaven.'
O. Duran/Griff666/FAMEFLYNET PICTURES
Meet Chelsea Handler's New Dog!

Chelsea Handler uploaded this photo to Instagram on July 18, 2015 with the caption, "This is my new baby rat/bear. Chunk has a sister. Front runner name is Carmen. I'd like some other suggestions from all the people who love chunk. Something with a Spanish flair."
@chelseahandler/Instagram
Kaley Cuoco Cuddles With Her Horse

Kaley Cuoco is seen with her show horse in a photo she posted to Instagram.
KaleyCuoco/Instagram

Toast, the Cavalier King Charles spaniel, hangs out with her tongue out at Park Hyatt New York. The Instagram star was there on June 29, 2015 to support Friends of Finn, a committee dedicated to eradicating the industry of puppy mills in the U.S. She and other celebrity dogs celebrated with a luxurious "Fashionable Pup Playdate."
Ryan Kobane/BFA.com

Heiress Amanda Hearst and her dog Finn have a play date with other famous pooches at Park Hyatt New York, which offers free dog walking plus room amenities like a dog bed, treats, collar and charm with hotel info. Hearst founded the Humane Society of the United States committee "Friends of Finn," which will receive a $100 donation when guests check in their dog to the Park Hyatt New York.
Ryan Kobane/BFA.com
Casper Smart and Jennifer Lopez Step Out With Their Dogs

Casper Smart and Jennifer Lopez walk their dogs in Madison Square Park in New York, June 30, 2015.
Felipe Ramales/Splash News
Cindy Crawford and Daughter Kaia Introduce Pups Widget and Sugar

Cindy Crawford posted this photo with the caption: "Today's set? My closet! Hanging out with @kaiagerber (and Widget and Sugar!) for the @thethick_. Possible conversation, coming soon!" June 23, 2015.
cindycrawford/Instagram
Miley Cyrus Glitters with Her Kitten

Miley Cyrus uploaded this photo to Instagram on June 18, 2015.
@mileycyrus/Instagram
Michael C. Hall Takes His Pup for a Walk

Michael C. Hall is seen walking his dog in New York City, June 17, 2015.
RGK/PacificCoastNews

Actor Hugh Jackman is seen walking his dogs Dali and Allegra in Soho on June 11, 2015 in New York.
Raymond Hall/GC Images/Getty Images
Peter Dinklage Takes His Dog Kevin for a Walk

Peter Dinklage takes his dog, Kevin, for a walk in the Meatpacking District of New York, May 27, 2015.
Christopher Peterson/Splash News
Meet Tom Brady and Gisele Bundchen's Newest Pet, Scooby

Gisele Bundchen posted this photo to Instagram on May 24, 2015 with the caption, "Our newest family member Scooby..."
Gisele Bundchen/Instagram
Amanda Seyfried Steps Out with Her Pup

Amanda Seyfried walks with her dog, Finn, near Washington Square Park in New York, May 19, 2015.
Peter Cepeda/INFphoto.com
David Beckham Shares a Photo of His Sleepy Dog Coco

David Beckham shared this image of his pooch, Coco, to his Instagram account, May 7, 2015.
davidbeckham/Instagram
Olivia Munn Takes Her Dog Chance for a Ride

Olivia Munn is seen with her dog Chance, May 3, 2015, in New York.
Alessio Botticelli/GC Images/Getty Images
Henry Cavill Takes His Dog Kal-El for a Walk

"Superman" actor Henry Cavill walks his dog Kal-El in London, April 14, 2015.
Xposure/AKM-GSI
Meet Dakota Johnson's Dog Zeppelin

Dakota Johnson is seen walking her dog Zeppelin in the Soho neighborhood of New York on April 19, 2015.
Raymond Hall/GC Images/Getty Images
Demi Lovato Smooches Her 'Little Angel'

Demi Lovato posted this photo to Instagram on April 13, 2015 with the caption, "With my little angel..."
Demi Lovato/Instagram
Anne Hathaway and Her Husband Take Out Their Pups

Anne Hathaway and Adam Shulman take a walk with their dogs in New York, April 12, 2015.
FameFlynet
Dakota Johnson Takes Her Dog for a Walk

Dakota Johnson is seen walking her dog in the West Village neighborhood of New York, April 8, 2015.
Josiah Kamau/BuzzFoto/Getty Images
Brooke Shields Goes for a Walk with Her Dog

Brooke Shields takes her dog out for a walk in the SoHo neighborhood of Manhattan, April 6, 2015, in New York City.
GC Images/Getty Images
Gwyneth Paltrow Introduces Two Pet Bunnies

Gwyneth Paltrow posted this photo to Instagram, April 5, 2015, with the caption: "New additions to the family! #thesmilesaysitall #happyeaster."
gwynethpaltrow/Instagram
Olivia Wilde Takes Her Dog for a Walk

Olivia Wilde is seen walking her dog Paco as she took him around her Brooklyn, New York neighborhood on April 2, 2015.
Splash News/Corbis
Meet Allison Williams's New Puppy, Moxie

Allison Williams posted this photo to Instagram, March 23, 2015, with the caption, "In honor of #NationalPuppyDay, meet the new member of my family, Moxie. We adopted her from @animalleague, so since she's a rescue we're not exactly sure age/breed. They think 10 weeks and Golden mix. My heart bursts for this lady. Even when she wakes me up at night. #ObviNoFilter #SoTired #SoWorthIt"
@aw/Instagram
Amanda Seyfried Braves the Cold with Her Dog Finn

Amanda Seyfried is seen on March 19, 2015 in New York City.
GC Images/Getty Images
Heidi Klum Cuddles With Her Dogs

Heidi Klum is pictured with her dogs in an image posted to her Instagram account on March 10, 2015 with the text, "Good morning."
heidiklum/Instagram
Kaley Cuoco Shares a Drink with Her Dog Ruby

Kaley Cuoco posted this photo to Instagram, March 10, 2015, with the caption, "I'm not the only one obsessed with my #swell bottle :) Ruby is too!!"
@normancook/Instagram
Chrissy Teigen Snuggles Up with Her Dog

Chrissy Teigen posted this photo of herself to Instagram, March 2, 2015, with the caption: "my boy."
chrissyteigen/Instagram
Which Star Posted a Photo of Her 'Sweet Lua'?

This photo of Lua, the dog owned by Gisele Bundchen and Tom Brady, was posted to Bundchen's Instagram account on Feb. 28, 2015 with the text, "Sweet Lua ... Doce Lua."
giseleofficial/Instagram
Kaley Cuoco Acts a Fool With Her Pup

Actress Kaley Cuoco poses with a dog in a photo posted to her Instagram account on Feb. 23, 2015 with the text, "Goodnight world."
normancook/Instagram
Whose 'Scandal'-ous Dog Is a 'Diva'?

Kerry Washington posted this photo to Instagram on Feb. 17, 2015 with the caption, "Things have gotten out of control. This diva just kicked me outta the chair for a blow out."
Kerry Washington/Instagram
Katherine Heigl Gives Her Dog a Lift

Katherine Heigl is pictured carrying her dog after having lunch with her mom at Franklin and Company Cafe in Los Angeles on Jan. 27, 2015.
Cousart/JFXimages/WENN.com
Whose Dog Sits Like a Gentleman?

Chrissy Teigen posted this photo to Instagram,Jan. 21, 2015, with the caption, "Where..did I put my leg"
@chrissyteigen/Instagram
Whose Dog Does Morning Yoga?

This photo was posted to Hugh Jackman's Instagram account with the text, "Doing his morning yoga. #DaliJackman" on Jan. 20, 2015.
thehughjackman/Instagram
Who Taught Her Dog a New Trick?

This image was posted to Demi Lovato's Instagram account with the caption, "Buddy's first trick!!! #stand" on Jan. 12, 2014.
ddlovato/Instagram
Meet Jennie Garth's Furry Friend

Jennie Garth picks up her dogs at Sam's Green Paw Day Care in Studio City, Calif, Jan. 12, 2015.
RDLA/Broadimage
Whose Pet Is a Pats Fan?

Gisele Bundchen shared this image of pet pooch to her Instagram captioned: "Lua already has her game face on. Let's go pats!!!!"
giselebundchen/Instagram
Hugh Jackman Smooches His New Pup

Hugh Jackman posted this photo to Instagram, Jan. 8, 2014, with the caption, "??Nothin' but love. #blessed."
@thehughjackman/Instagram
Whose Dog Had Serious Bed Head?

Demi Lovato posted this photo of her dog to Instagram, Dec. 30, 2014, with the caption: "Well good morning sleepyhead...."
ddlovato/Instagram
Meet Hugh Jackman's New (Nameless!) Puppy

Hugh Jackman posted this photo of himself with his new pet dog to Instagram, Dec. 23, 2014, with the caption: "Santa came early and he brought a sister for Dali. No name just yet."
thehughjackman/Instagram
Kaley Cuoco Takes Her Dog to the Nail Salon

Kaley Cuoco posted this photo to Instagram on Dec. 22, 2014 with the caption, "Getting a manicure w the Rubes. She's a girls girl"
normancook/Instagram
Check Out What Santa Gave Demi Lovato

Demi Lovato posted this photo to Instagram on Dec. 16, 2014 with the caption, "Guys....... SANTA CAME EARLY THIS YEAR......!!!!!!!!!!!!!!!!!!!!!!!"
ddlovato/Instagram
Who Let His Pup Take a Turn at the Wheel?

Hugh Jackman posted this photo to Instagram on Dec. 8, 2014 with the caption, "Driven in my car. I turn on the radio...."
@thehughjackman/Instagram
Kaley Cuoco Smooches Her Dog

Kaley Cuoco posted this photo to Instagram on Dec. 1, 2014 with the caption, "Obsessed with this dog. #norman #muttmonday"
@normancook/Instagram
John Legend and Chrissy Teigen Pose for Photos With Their Pet

John Legend and Chrissy Teigen with their dog are seen during a photo shoot in East Village, Dec. 1, 2014, in New York.
Alessio Botticelli/GC Images/Getty Images
Happy Holidays from Hugh Jackman and His Adorable Pup

Hugh Jackman posted this photo to Instagram on Nov. 27, 2014 with the caption, "ALL BE HAPPY @livelaughingman"
thehughjackman/Instagram
Which 'Sexy' Star Adopted A New Puppy?

Elsa Pataky posted this photo to Instagram, Nov. 24, 2014, with the caption: "Who could've said no! Our new family member."
elsapatakyconfidential/Instagram
Arnold Schwarzenegger Shares His Breakfast with Whiskey

Arnold Schwarzenegger is seen in a photo posted to his Instagram account on Nov. 14, 2014 with the text, "If anyone notices I have lost a little weight, blame Whiskey. She's been stealing my breakfast every morning."
schwarzenegger/Instagram
Chrissy Teigen Poses with her 'Monkey'

Chrissy Teigen posted this photo on Instagram with this caption: "Hi monkey," Nov. 12, 2014.
chrissyteigen/Instagram
Miley Cyrus Shares Selfie With Adorable Emu

Miley Cyrus posted this image to Instagram on Nov. 7, 2014 with the caption, "best friends."
Miley Cyrus/Instagram
Kaley Cuoco Shares an Adorable Puppy Selfie

Actress Kaley Cuoco is seen in an image posted to her Instagram account on Nov. 4, 2014 with the text, "She's a girlie girl- loves playing in the closet with me. I want to eat her #ruby."
normancook/Instagram
Ian Somerhalder and Nikki Reed Share A Family Photo

Ian Somerhalder posted this photo of himself, Nikki Reed and their new cat to Instagram, Nov. 2, 2014.
iansomerhalder/Instagram
Hugh Jackman Poses with his Frenchie, Dali

Hugh Jackman posted this photo on Oct. 27, 2014 to Instagram with the caption: 'Good morning! #Dali."
thehughjackman/Instagram
Meet Amy Adams's Furry Friends

Amy Adams was spotted with her dogs going for a hike at Tree People in Los Angeles, Oct. 26, 2014.
X17online.com
Bethenny Frankel Snuggles with Her Dog Cookie

Bethenny Frankel posted this photo to Instagram on Oct. 22, 2014 with the caption "Resting up on this rainy hump day with @cookiedabooboo - gotta be ready for out final #CookieMeetsPeanut book redding & signing tomorrow at @barnesandnobel TriBeCa! Hey #NYC- who's coming? 4pm!!"
bethennyfrankel/Instagram
Whose Dog Has a Lion Halloween Costume Ready to Go?

Lauren Conrad posted this photo on Oct. 20, 2014 to Instagram with the caption: "Well this is awkward... Chloe's lion costume came in the mail today. Trying to figure out how to tell her "Ringleader and Lion" didn't win in the laurenconrad.com costume poll."
laurenconrad/Instagram
Kaley Cuoco Grabs Some Shuteye with Her Pup

Kaley Cuoco posted this photo on Oct. 19, 2014 to Instagram with the caption: "Quick shut eye with Ruby."
normancook/Instagram
Is Lady Gaga Starting New Trend With Her Dog?

Lady Gaga posted this photo of herself with her little dog Fozzi to Instagram on Oct. 18, 2014 with the caption, "It's a bird... It's a plane... it's a hat. It's fozzi bear!"
@ladygaga/Instagram
The Stylish Way Paris Hilton Keeps Her Puppy Warm

Paris Hilton is seen with her dog in New York City on Oct. 16, 2014 in New York City.
Ignat/Bauer-Griffin/GC Images/Getty Images
Meet Paris Hilton's Puppy, Prince Hilton the Pom

Paris Hilton is seen with her dog, Prince Hilton, after shopping in Beverly Hills, Calif., Oct. 14, 2014
Splash News

Reese Witherspoon attends a photo call for "Wild" during the 58th BFI London Film Festival at May Fair Hotel, Oct. 13, 2014, in London. | Reese Witherspoon posted this photo to Instagram, Oct. 11, 2014, with the caption, "Do you know that a dog looking you in the eye releases love chemicals in your brain??? #lovemylab #hearditon60minutes."
Getty Images | @reesewitherspoon/Instagram
Kaley Cuoco, Ryan Sweeting and Their Pups Celebrate Christmas Early

Kaley Cuoco posted this photo on her dog's Instagram on Oct. 10, 2014 with the caption, "Christmas came early this year!! You know you want your own custom doggie Santa hats!!! Contact the brilliant @paperglittertwine and get your own! #shirleyclause #normantheelf."
@normancook/Instagram
Ian Somerhalder Shares a Photo of 'the Most Beautiful Ladies,' Including Nikki Reed

Ian Somerhalder posted this image to his Instagram on Oct. 8, 2014 with the caption, "A day with 3 of the most beautiful ladies in the universe..."
@iansomerhalder/Instagram
The Wolverine Loves His Dog!!

Hugh Jackman shared this image of his pet pooch to Instagram captioned; "Monday morning meeting with our Chief of Staff. #DaliJ," Oct. 6, 2014.
hughjackman/Instgarm
Hannah Simone Cuddles With Her Cute Dog

Hannah Simone and her dog, Maggie attend the Video Premiere Party to benefit Best Friends Animal Society held at Palihouse Holloway on Oct. 2, 2014 in West Hollywood, Calif.
Michael Tran/Getty Images
Kesha Carries Her Adorable Cat

Kesha seen at LAX, Sept. 23, 2014, in Los Angeles.
GVK/Bauer-Griffin/GC Images/Getty Images
Bethenny Frankel Gets a Kiss From Her Dog Cookie

Bethenny Frankel and her dog Cookie are seen during a "Good Morning America" taping at the ABC Times Square Studios, Sept. 23, 2014, in New York.
Gilbert Carrasquillo/Getty Images