X-Factor creator and judge Simon Cowell has confirmed that singer Demi Lovato will in fact be back as a judge, stating that he couldn't be happier that Demi wants to come back this year, she's a superstar in her own right and was a fantastic mentor last year. Last season proved beneficial for Lovato, as she's now better prepared to impart some knowledge on the aspiring singers. Lovato told the Hollywood Reporter that she's so excited to return as a judge and mentor on The X-Factor..