Famke Janssen Bundles Up Her Pooch
Famke Janssen walks her dog Licorice in the West Village in New York City, Nov. 27, 2016.
Kaley Cuoco Spends a Rainy Morning in Bed With Ruby
Kaley Cuoco posted a photo to Instagram with her dog Ruby, Oct. 17, 2016.
Hilary Duff Takes Her Pup for a Walk
Hilary Duff with a Yorkie in her arms in West Hollywood, California, Oct. 9, 2016.
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.
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.
Kaley Cuoco Enjoys A Snack With Her Pooch
Kaley Cuoco shared this image to her Instagram account, Aug. 30, 2016.
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.
Kaley Cuoco Snaps Photo With Her Bulldog
Kaley Cuoco is seen in a photo posted to her Instagram account on July 26, 2016.
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.
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."
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.
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."
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!"
Jennifer Lawrence Embraces Her Pup Pippi
Jennifer Lawrence is seen here with her dog Pippi, March 20, 2016, in New York.
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.
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.
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.
Chelsea Handler Shares a Sweet Photo of Her Dog
Chelsea Handler posted a photo of her dog on her Instagram account, March 4, 2016.
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!"
Jenifer Lawrence Takes Her Dog for a Stroll
Jennifer Lawrence arrives at her hotel with dog Pippi on Feb. 17, 2016 in New York.
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.
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.
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?"
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.
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.
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.
Kylie Jenner Cuddles Her Dog Norman
Kylie Jenner steps out with her dog, Norman, in Los Angeles, Nov.11, 2015.
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.
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!"
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.
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.
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."
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.
Kaley Cuoco Bonds with Her Horse
Kaley Cuoco posted this photo to Instagram on Aug. 30, 2015 with the caption, "Love this guy!"
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!!!!!"
Who Named Her Cat LiLo?
Miley Cyrus posted this photo on Aug. 24, 2015 with the caption, "Lol! Morningzzzz w LiLo!"
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....."
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.
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.
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!!!!"
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."
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.
Kaley Cuoco Photobombs Her Horse
Kaley Cuoco posted this image on Instagram on July 21, 2015, with the original caption, "#photobombyourhorse."
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."
Kaley Cuoco Cuddles With Her Horse
Kaley Cuoco is seen with her show horse in a photo she posted to 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."
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.
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.
Miley Cyrus Glitters with Her Kitten
Miley Cyrus uploaded this photo to Instagram on June 18, 2015.
Michael C. Hall Takes His Pup for a Walk
Michael C. Hall is seen walking his dog in New York City, June 17, 2015.
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..."
Amanda Seyfried Steps Out with Her Pup
Amanda Seyfried walks with her dog, Finn, near Washington Square Park in New York, May 19, 2015.
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.
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.
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