Cowell announced today that Demi will return to ` The X Factor will be a judge on the reality show 's third season . Lovato 's new deal will help maintain some continuity on the show , which will undergo more change before returning this fall . `` I could n't be happier that Demi wants to come back third season , '' Fox said .
Cowell announced today that Demi will return to ` The X Factor will be a judge on the reality show 's third season . `` I could n't be happier that Demi wants to come back third season , '' Fox said .