Simon Cowell Pussycat Doll Nicole Scherzinger Reportedly Joining US ‘X Factor’ 09/18/2010 mj santilli 15 The New York Post is reporting that Pussycat Doll, Nicole Scherzinger, will be joining Simon Cowell’s US X Factor when it hits these shores, fall 2011. “Sources tell us sultry Scherzinger is a favorite with