Paulina Rubio, Demi Lovato, Kelly Rowland, Simon Cowell, X Factor. Ray Mickshaw / FOX. It's official: Demi Lovato will not be returning for another season of The X Factor. NEWS: Watch The X Factor final three's performances TV Scoop · Celebrity Photos · Red Carpet · Videos · Fashion Police · Style. Demi Lovato is leaving The X Factor, the reality show she's served as a the show's second season to return for its third season amid a major. The X Factor is an American reality television music competition show created by Simon Cowell Demi Lovato and Britney Spears joined the panel in the second season as replacements for Abdul and not be renewed for a fourth season, following Cowell's decision to return to the UK version of the series a day earlier. Britney Spears and L.A. Reid are out, but Demi Lovato is returning for the third season of The X Factor. Lovato will rejoin creator Simon Cowell. The third and final season of the American music competition television show The X Factor premiered on Fox on September 11, and ended on December 19, This season was hosted by Mario Lopez. Simon Cowell and Demi Lovato returned to the judging panel, while Kelly On October 22, , it was announced that The X Factor would be returning.