The X Factor 'The X Factor' judges Kelly Rowland and Paulina Rubio announced by Fox officially 05/21/2013 The X Factor's new judging panel is now official. Read More RELATED NEWS 'The X Factor' alum Jeff Gutt has "zero trepidation" about first tour as Stone Temple Pilots front-manDemi Lovato on her troubled past: "I didn't think I would make it to 21"Demi lovato discusses sobriety and her jealousy of Miley Cyrus TAGS: The X Factor Simon Cowell Khloe Kardashian Mario Lopez Demi Lovato L.A. Reid Kelly Rowland Paulina Rubio Britney Spears Mike Darnell
