The Real Housewives of Beverly Hills newbie Natalie Fuller is in the middle of a bitter divorce battle with her estranged husband, Simon Fuller, who is worth an estimated $600 million, Us Weekly can exclusively report. Us obtained the divorce documents filed by Natalie and Simon, who is one of the creators of TV shows American Idol and So You Think You Can Dance, and worked as the Spice Girl's manager. Simon and Natalie wed in 2008 and share three children: Grace, 14, and twins Ruby and Josephine, 9.