Katy Perry, Elton John And One Direction To Perform On X Factor Finale

Katy Perry, Elton John, One Direction and the Killers have been announced to perform on the X Factor live finale at Wembley Arena.

According to reports, Perry will perform her new track "Unconditionally," One Direction plan to perform their song "Midnight Memories," the Killers are set to perform a number of songs including "Mr. Brightside" and "Human," and Elton John will team with Gary Barlow to perform their new duet "Face To Face."

Barlow, the head judge on X Factor U.K., recently revealed that he would be quitting the program to return to his music career.

BRITs Critics Choice Award winner Tom Odell will also appear on stage at the event.

The X Factor live finale will take place across two days, Saturday and Sunday, December 14-15.

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