Happy 31st Birthday, Christina Aguilera! (PHOTOS)
These days, the "Beautiful" singer is busy working on the upcoming season of her show The Voice in which she updated fans on Twitter about with the caption that read:
"Working with TeamXtina on @NBCTheVoice. Can't wait for you to see the new season its going to be amazing."Not only that, but the pop star and mother-of-one is currently dating Matthew Rutler and seems to be as happy as ever! In celebration of Christina's big day, Celebuzz has compiled a gallery of some of her sexiest looks. Check them out and be sure to wish Christina a happy birthday in the comments!