The Girls Next Door

In this series, three beauties travel to California to realize their dubious dream: living in Hugh Hefner's Playboy Mansion. Season six introduces Hef's newest set of personal Playmates, identical twins Karissa and Kristina Shannon and Crystal Harris, as his girlfriends, who take the place of Holly, Bridget and Kendra, although that threesome will still appear on the show from time to time. …