Photo SpecialWhose Side Are You On? Christina Aguilera vs. ...
From The Wanted to Kelly Osbourne, see who's hit a sour note with the singer
Credit: Russ Elliot/AdMedia/Retna; X17online
Updated: Wednesday May 09, 2012 | 06:00 PM EDT By: Kiran Hefa
More from PEOPLE
- Hilary Duff Doesn't Need to 'Look Absolutely Perfect in a Bathing Suit'
- Read the Cover Story: Matthew McConaughey: Love, Family & What I've Learned
- Newlywed Nurse Performs Life-Saving Chest Compressions on Stranger – While Wearing Her Wedding Dress!
- Police Had Responded to Three Suicide Attempts at Home of Texas Mother Who Killed Her Daughters
- Women Are 19 Times More Likely to Land a Job Interview If They Wear a Low-Cut Shirt in Application Photo, Study Finds