Victoria's Secret Angels Lip Sync 'I Knew You Were Trouble'

The Angels take a break from fashion show rehearsals to put their own spin on Taylor Swift's mega-hit. Featuring Lindsay Ellingson, Alessandra Ambrosio, Candice Swanepoel, Adriana Lima, Lily Aldridge, Doutzen Kroes and Behati Prinsloo (and a cameo by T-Swift herself). Watch Taylor perform it on the runway of the 2013 Victoria's Secret Fashion Show on December 10, 10/9C on CBS.