Lip Syncing

If you were all about Andy Cohen and his fake mullet lip syncing their way through "Working for the Weekend," then get ready for a second dose of expressive body movements.

Kids. They bring so much joy and so much -- what's the word -- ah, yes, frustration.

From Ashlee Simpson's unforgettable 'SNL' performance to Justin Bieber's accidental lip sync revelation, check out our video compilation of celebs who were caught lip syncing.