Celebrity Central / Top 25 Celebs
Published: Friday May 18, 2012 06:00 AM EDT
More from PEOPLE
See More News
129 of 275
"Simon and L.A. better watch out!"– X Factor's new judge Britney Spears, who will also be joined by Demi Lovato on season 2 of the reality singing competition, at the Fox upfronts presentation
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL