Holly Sue Cullen known professionally as Holly Madison, is an American model, showgirl and television personality. She is widely known for being one of Hugh Hefner's girlfriends on the reality television series The Girls Next Door and for her own reality series, Holly's World. Although not a Playboy Playmate, she has appeared in nude pictorials with her Girls Next Door costars, Bridget Marquardt and Kendra Wilkinson. In 2009, she appeared as a contestant on the eighth season of Dancing with the Stars.