Celebrity Central / Top 25 Celebs
Credit: Jon Kopaloff/FilmMagic
Published: Friday May 17, 2013 17:00 PM EDT
More from PEOPLE
See More News
1 of 215
An intricate mix of twists and buns in the back of the X Factor judge's updo is the perfect complement to her glam and glitzy dress, selected for the show's L.A. premiere.
Copyright © 2013 Time Inc. All rights reserved. Reproduction in whole or in part without permission is prohibited.
In partnership with AOL