"Dancing with the Stars" has called 13 new celebrities to the dance floor and, for the first time, three real-life couples will battle in the ballroom -- ET reveals the dance partner pairing!

Ty Murray will be dancing with Chelsie Hightower and will be going head-to-head with his wife Jewel and her partner Dmitry Chaplin. Newly engaged professional dancer Maksim Chmerkovskiy will dance with actress Denise Richards and his fiancé Karina Smirnoff is paired with Steve Wozniak of Apple. Also, country singer Chuck Wicks teams up with girlfriend and two-time "Dancing with the Stars" champ Julianne Hough.

Other dancing couples include: Belinda Carlisle and Jonathan Roberts; David Alan Grier and Kym Johnson; Shawn Johnson and Mark Ballas; Lil' Kim and Derek Hough; Steve-O and Lacey Schwimmer; Lawrence Taylor and Edyta Sliwinska; Gilles Marini and Cheryl Burke.

Season eight of "DWTS" kicks off with a two-hour performance show Monday, March 9 on ABC with the results show debuting Tuesday, March 17.