We all know The X Factor USA 2012 had two hours of air time to fill tonight, so to help fill that time they welcomed back One Direction to perform on The X Factor USA Season 2 Finale! One Direction got their start on the U.K. version of The X Factor, but have made it big in the United States and were here earlier this season to perform on The X Factor Season 2, but they made their way back for the finale. Check out One Direction perform on The X Factor USA 2012 Finale below!

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