- Kim Kardashian: Paris Hilton's former BFF, this 27-year-old is now more well-known for her E! reality show, Keeping Up With the Kardashians — and her famous booty.
- Lance Bass: The former *NSYNC member, 29, came out of the closet in 2006. His autobiography, Out of Sync, was a New York Times bestseller.
- Cloris Leachman: The 82-year-old starred on the Facts of Life, which aired from 1979 to 1988, The Mary Tyler Moore Show and Phyllis.
- Ted McGinley: The 50-year-old actor played neighbor Marcy D'Arcy's husband on Married…With Children, and also starred on Hope & Faith from 2003 to 2006.
- Brooke Burke: Now a mother of four, Burke hosted E! party show Wild On from 1999 to 2002.
- Toni Braxton: The "Un-Break My Heart" singer, 41, has won six Grammy Awards, and sold over 40 million records.
- Misty May-Treanor: The 33-year-old won gold in beach volleyball (with partner Kerri Walsh) at the 2008 Beijing Olympics.
- Maurice Green: Green, 34, is a two-time Olympic gold medalist sprinter. He once held the world record for the 100m, with a time of 9.79 seconds.
- Jeffrey Ross: Dubbed the "Meanest Man in Comedy" by New York magazine, this stand-up comedian, 39, has hosted roasts for Donald Trump, Drew Carey and Hugh Hefner.
- Rocco DiSpirito: The former Manhattan chef, 41, became a household name thanks to his temper tantrums on 2003 show, The Restaurant.
- Warren Sapp: This defensive tackle, 35, played professional football for 13 years, both on the Tampa Bay Buccaneers and Oakland Raiders.
- Cody Linley: The 18-year-old played Miley Cyrus' beau on Hannah Montana, and acted in kid's movie Hoot. He's the youngest contestant ever to appear on the show.
- Susan Lucci: The actress, 61, has played diva Erica Kane on soap opera All My Children for 38 years.
Shine up your dance shoes...The seventh season premieres September 22 at 8PM