Top 20 Biggest Lip Sync Fails Ever

VOICE OVER: Phoebe de Jeu WRITTEN BY: Matt Klem

These cringeworthy music fails are shocking. For this list, we'll be looking at the worst times singers and musicians were caught not performing their songs live. Our countdown includes Cher, Beyoncé, 50 Cent, Britney Spears, Mariah Carey, and more! read more...