Dancing with the Stars' New Lineup!

Get to know the Chilean soap sensation, the Olympic figure skater and the defensive lineman before they take to the ballroom March 17

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Mario

Age: 21
Known for: Singing R&B hits "Just a Friend" and "Let Me Love You," and appearing in feature films including Step Up and Freedom Writers.
Dancing partner: Karina Smirnoff
On donning the ballroom attire: "That might be the only challenging thing about [being on the show]. I'm not really a huge fan of wearing really high slacks that come up to the belly button ... [but] I don't mind the low-cut shirts."