How you know her: The model slash media personality slash a bunch of other things rose to fame by appearing in hip-hop videos, catching the eye of her future boyfriend Kanye West. Rose is a busy bee, and has started her own fashion line, wrote a book, hosted a VH1 talk show, dipped her toes in acting and launched an emoji app. A modern-day Renaissance woman!
Partner: Maksim Chmerkovskiy
How you know her: Hernandez was an instrumental part of this year's U.S. Women's Olympic Gymnastics team, grabbing gold in the team all-around competition and silver in the individual balance beam. She'll be an early favorite heading into the season; the last women's gymnast to compete was Season 8's Shawn Johnson, who won the trophy that year.
Partner: Valentin Chmerkovskiy
How you know her: Marcia, Marcia, Marcia! McCormick was a sitcom It Girl as Marcia Brady on The Brady Bunch, meaning that at some point it's very possible that Calvin Johnson will throw a football and hit her in the nose. After The Brady Bunch, McCormick struggled with addiction issues but has turned her life around and starred in films, appeared on reality shows and wrote an autobiography.
Partner: Artem Chigvintsev
How you know her: Jolé has been a main cast member on the Lifetime docuseries Little Women: LA, which follows a group of little women who -- you guessed it -- live in Los Angeles. Jolé just gave birth to her second child.
Partner: Sasha Farber
How you know her: Henner is best known as Elaine on the sitcom Taxi, and she also starred alongside Burt Reynolds in the comedy Evening Shade. Don't expect any nerves from her, because she has reality television experience from being part of the first season of The Celebrity Apprentice back in 2008. And she shouldn't have any problems memorizing her routines, as she has hyperthymesia, a condition which gives her photographic memory.
Partner: Derek Hough
How you know him: How do you not know him? Vanilla Ice became a phenomenon thanks to his super smash "Ice Ice Baby," and turned that success into a short film career that included Razzie winner Cold as Ice. He was also a pro jet skiier, ditched most of the rapping in favor of new musical styles and hosts the DIY Network show The Vanilla Ice Project.
Partner: Whitney Carson
How you know him: Nicknamed "Megatron" after the big, bad Transformer, Johnson is a 6'5" hunk of a guy and one of the greatest NFL wide receivers of the 2000s. After tearing up the field at Georgia Tech, Johnson was drafted second overall in the 2007 NFL Draft and spent his entire career with the Detroit Lions. He is the NFL record holder for most receiving yards in a season.
Partner: Lindsay Arnold
How you know him: 21-year-old Austin was a regular cast member on Freeform's The Fosters before abruptly leaving the show earlier this year. Before that, he found fame on Disney Channel's The Wizards of Waverly Place.
Partner: Jenna Johnson
How you know him: Babyface, born Kenneth Brian Edmonds, was an instrumental producer of R&B hits during the glory years of the late-'80s and '90s, and has a closet full of Grammys for his work with Boyz II Men, Eric Clapton, Alicia Keys and more. He also had a successful career as an artist himself, most recently collaborating with Toni Braxton on 2014's Love, Marriage & Divorce.
Partner: Allison Holker
How you know him: Hinchcliffe currently races for Schmidt Peterson Motorsports on the IndyCar circuit. The Canadian driver won the rookie of the year award in 2011, and won the pole position at the Indianapolis 500 earlier in 2016, a year after he nearly died from a wreck on the very same track.
Partner: Sharna Burgess
How you know him: Perry took over the Governor of Texas' office in 2000 after George W. Bush vacated the chair to run for president. He served three terms there, making him the longest-serving governor of Texas in history. Perry made a few disastrous runs for president, and was the first Republican to drop out of the race this year after a name-calling match with Donald Trump.
Partner: Emma Slater
How you know him: Team USA's second-most-famous male swimmer after Michael Phelps grabbed one gold in Rio, but it was his out-of-the-pool behavior that made the most headlines. Lochte lied about being pulling over and robbed by locals posing as police, smearing a stain over the Olympics and embarrassing the American team. He was also a star of the reality show What Would Ryan Lochte Do? and once answered the question of how he would describe Ryan Lochte with, "Ryan Lochte." J'eah!
Partner: Cheryl Burke
How you know her: The former One Tree Hill star left the CW show in order to pursue a country music career, and it proved to be a good choice as her albums have climbed the charts and earned her nominations at various awards shows. But she's also known for her hot-and-cold relationship history, which includes three marriages and four engagements.
Partner: Gleb Savchenko