Celebrity Central / Top 25 Celebs
Credit: Gilbert Carrasquillo/FilmMagic
Published: Tuesday May 14, 2013 06:00 AM EDT
More from PEOPLE
See More News
9 of 62
Demi Lovato gets playful with fellow X Factor judge Simon Cowell at the FOX 2013 Upfront Presentation at Central Park's Wollman Rink in New York City on Monday.
Copyright © 2014 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL