Nicole Scherzinger has reportedly quit her role as a judge on ' The X Factor ', paving the way for Cheryl Cole to make a return to the show. The former Pussycat Doll's decision to leave comes just days after Simon Cowell confirmed he will be making a comeback on the panel of the new series. Nicole Scherzinger A friend of the US star told The Sun: “It breaks her heart, but Nicole is sad not to be ...