The X Factor (US): Season 3, Episode 13

3 - 13:

The Top 12 finalists from the four categories - Demi Lovato's Girls, Paulina Rubio's Boys, Kelly Rowland's Over 25s and Simon Cowell's Groups - perform live for their chance to win THE X FACTOR. After the performances, it's up to America to vote to keep their favorite acts safe in the competition