Which Singers Were Caught Lip Syncing?

Mariah Carey 1 of 16

Though she has often claimed to never lip sync, Grammy Award-winning diva Mariah Carey has been caught doing so on multiple occasions: first on 'Good Morning America' in 2007, second on the 2013 'American Idol' finale, and yet again during the 2013 BET Awards. Yikes!

Click through to find out which other famous singers have been caught lip syncing!