Christina Aguilera may have been stripped of her pride and likeability as of late (see: ‘Bionic’ sales); yet if there’s one thing no one can take away from the 29 year old – it’s her voice. The mother of one was filmed rehearsing for a charity gig last night, blowing all in attendance away with a powerful rendition of John Lennon’s classic ‘Imagine’.

Peep the clip after the jump…

Your thoughts?