Dancing with the Stars's All-Star SupportersFrom Ashley and Naomi Judd to Zac Efron and Courteney Cox, the show's contenders can count on their A-List friends to sit front-row


Rooting for: Joanna Krupa
In supporting the 2009 pin-up, the Playboy honcho and his girlfriends, twins Karissa and Kristina Shannon and eventual wife Crystal Harris, brought their particular brand of glamour to the Dancing with the Stars studio for season nine. Three seasons later, Hef played cheerleader again for Kendra Wilkinson.

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