Holly Madison is no longer friends with Kendra Wilkinson. Holly Madison and Kendra Wilkinson are no longer friends. Holly Madison On Plastic Surgery Pressures Although they starred together on Girls Next Door for years, and lived in the Playboy Mansion at the same time, their relationship has since taken a turn for the worse, as Madison revealed in her new book, Down the Rabbit Hole: Curious Adventures and Cautionary Tales of a Former Playboy Bunny.