Watch All the 2013 People's Choice Awards Performances: Christina Aguilera, Alicia Keys, and Jason Aldean (VIDEOS)

Amid the "surprising" announcements of winners at the 2013 People's Choice Awards tonight (Jan. 9), three of the music industry's hottest musicians took to the stage: pop diva (and Voice coach) Christina Aguilera, soulful songstress Alicia Keys, and country breakout Jason Aldean. Catch their performances in the videos below!


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