Christina Aguilera and Pitbull

Pitbull and Christina Aguilera Perform at American Music Awards

You can always count on Pitbull to get the party started. Mr. Worldwide heat up the AMA stage with his feel-good single “Don’t Stop the Party” at Sunday’s show, bringing out Christina Aguilera for a quick performance of their collaboration “Feel This Moment” off his new album Global Warming. Prior to his set, Xtina delivered her own medley of Lotus cuts including the title track, “Army of Me,” and “Let There Be Love.”