'Dancing With the Stars' Reveals Celebrities' Professional Partners

Sept. 22, 2009 — -- The latest batch of celebrity contestants have met their matches on "Dancing With the Stars."

Today, the show announced the star-professional partner pairings for the ninth season of "DWTS," which premieres Monday, Sept. 21, on ABC.

A new dancer has been added to the mix: Anna Demidova joins prior winners Cheryl Burke, Mark Ballas and the rest of the professional talents this season on the show.

Below, check out the the full list of celebrity-dancer matchups:

Aaron Carter, pop star, teams with Karina Smirnoff, who returns for her seventh season.

Natalie Coughlin, Olympic champion swimmer, teams with Season 1 champion Alec Mazo, who returns for his fifth season.

Mark Dacascos, "Iron Chef" star, joins Lacey Schwimmer, who returns for her third season.

Tom DeLay, former House majority leader, teams up with two-time champion Cheryl Burke, who returns for her eighth season.

Macy Gray, Grammy winner, teams with Jonathan Roberts, who returns for his seventh season.

Ashley Hamilton, actor and comedian, teams with Edyta Sliwinska, who is the only pro to compete in all nine seasons of "Dancing With the Stars."

Melissa Joan Hart, actress, teams up with reigning two-time "Dancing With the Stars" champ Mark Ballas, who returns for his fifth season.

Kathy Ireland, model and entrepreneur, teams with Tony Dovolani, who returns for his eighth season.

Michael Irvin, NFL hall of famer, teams with Anna Demidova, who won the professional dance competition try-out and makes her debut in Season 9.

Joanna Krupa, model, teams with Season 7 champ Derek Hough, who returns for his fifth season.

Chuck Liddell, ultimate fighting champion, teams with Anna Trebunskaya, who returns for her fourth season.

Debi Mazar, actress, teams with Maksim Chmerkovskiy, who returns for his seventh season.

Mya, award winning singer, teams with Dmitry Chaplin, who returns for his second season.

Kelly Osbourne, reality star, teams up with Louis van Amstel, who returns for his fifth season.

Donny Osmond, showbiz legend, is paired with Kym Johnson, who returns for her seventh season.

Louie Vito, professional snowboarder, joins Chelsie Hightower, who returns for her second season.

Read on below to learn more about the celebrities slated to appear on "Dancing With the Stars" this season.

Louie Vito

Professional snowboarder, Louie Vito, is among the U.S.'s elite snowboarders favored to make the 2010 Olympic team. Competing in both the Pipe and Slopestyle disciplines, Vito continues to train for the Grand Prix qualifying. The 21 year-old native of Bellefontaine, Ohio, turned pro in 2006 and has competed in multiple Winter X-Games competitions. He is also a two-time winner of the USSA Grand Prix Halfpipe Series.