Fans saw a different side of Taylor Swift at the 2012 American Music Awards.

The artist performed "I Knew You Were Trouble" in front of screaming fans and millions on television, tearing off her sparkly dress at one point to reveal a bustier and black tights to go along with a pair of combat boots.

Posted in: Taylor Swift

The 2012 American Music Awards brought together the very best in music ... or at least the biggest names on teenagers' playlists. In any case, it was awesome!

EVERYONE was there, and the winners and performers included fan favorites from across the pop music spectrum. So who was Sunday's brightest standout?