'Dancing' Competitor Debi Mazar Rates the Competition

"Dancing with the Stars" competitor and "Entourage" actress Debi Mazar discloses who she has a need to beat on the dance floor.

Mazar says she thinks actor Ashley Hamilton and Olympian Natalie Coughlin are her toughest competition. "I'm out to do the best I can do," she tells HTV.

As for the "Dancing" competitor she's not worried about losing to, watch the video to find out.