The singers will take to the stage for one last performance, desperately giving it all they've got for our votes. But how will the 10,000-strong Wembley crowd take to them?
We've got guests Olly Murs and Demi Lovato, Sam Smith, and One Direction performing too, before Dermot announces the winner. Who will it be?
The X Factor Final, ITV, 8pm
X Factor Final Coverage!
X Factor's Fleur - interview
Sam Bailey's X Factor advice
X Factor's Ben - interview
X Factor's Andrea - interview
Who do Louis and Cheryl want to win X Factor?
Simon Cowell still wounded by One Direction
Mel B to miss X Factor final?
Is there really a rift between Cheryl and Mel?
Reveal is now on Google Plus! Join us here for the latest pictures, fashion and celebrity news!