Aaron Carter, Karina Smirnoff
Nick Carter's little brother is set to dance with national champion ballroom dancer Karina Smirnoff.
Natalie Coughlin, Alec Mazo
Olympic champion Coughlin joins up with Mazo, who won season one with Kelly Monaco.
Mark Dacascos, Lacey Schwimmer
Martial artist and actor Dacascos hooks up with spitfire Schwimmer, a former SYTYCDer.
Cheryl Burke, Tom DeLay
Ballroom babe Burke hooks up with former House majority leader Tom "the Hammer" DeLay.
Macy Gray, Jonathan Roberts
R&B star Gray is set to dance with Roberts, who will be appearing on his seventh season of DWTS.
Ashley Hamilton, Edyta Sliwinska
Ashley Hamilton, son of George Hamilton and ex-husband of Shannen Doherty, joins Edyta Sliwinska, the only pro dancer to appear on all nine seasons of DTWS.
Melissa Joan Hart, Mark Ballas
Sabrina the Teenage Witch star and mom of two Hart hooks up with pro Ballas, who first appeared on DWTS in season five.
Chelsie Hightower, Louie Vito
Former SYTYCD standout Hightower and snowboarder Vito are already thick as thieves, popping up together at the Nylon magazine TV issue party before the DWTS season premiere.
Kathy Ireland, Tony Dovolani
Former Sports Illustrated swimsuit issue cover girl Ireland will dance with DWTS veteran Dovolani.
Kym Johnson, Donny Osmond
Kym, who first appeared on the U.S. DWTS in season three, dances with Donny Osmond, following in his little sister Marie's season-five footsteps.
Michael Irvin, Anna Demidova
Former Dallas Cowboys wide receiver Michael Irvin, nicknamed "the Playmaker" during his football days, joins professional dancer Demidova.
Chuck Liddell, Anna Trebunskaya
Liddell is famous for his mohawk and for popularizing mixed martial arts through his UFC fights. Professional dancer Trebunskaya has appeared on DWTS since season two.
Joanna Krupa, Derek Hough
Polish-born model Krupa once dated Supernatural star Jensen Ackles. Professional dancer Hough won season seven with partner Brooke Burke.
Debi Mazar, Maksim Chmerkovskiy
Entourage star and friend of Madonna, Mazar is set to dance with ballroom bad boy Chmerkovskiy.
Mya, Dmitry Chaplin
Single-named Lady Marmalade singer Mya joins up with former SYTYCD contestant Dmitry Chaplin.
Kelly Osbourne, Louis van Amstel
The littlest Osbourne is in good hands with Dutch ballroom champ and choreographer van Amstel.
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