The X Factor 2012 live show's kick off on ITV1 tonight, but who will be singing what?
This weekend will see an Olympic special, with hits such as Gold and Simply The Best being performed by the acts.
More than 10 Olympians - including cyclists Laura Trott, Dani King, Lizzie Armitstead and Joanna Rowsell - will also appear throughout the show from 8PM tonight.
The public will get the chance to vote for the first time this weekend, with the act with the fewest votes being eliminated on Sunday night.
But what are this week's X Factor song choices?
Here's the list so far, which we'll keep up to date as rehearsals take place throughout today.
This week's X Factor song choices
[tag]Ella Henderson[/tag] - Rule The World by Take That
[tag]Jade Ellis[/tag] - Hero by Enrique Iglesias
[tag]Lucy Spraggan[/tag] - Mountains (own track)
[tag]James Arthur[/tag] - Stronger by Kelly Clarkson
[tag]Jahmene Douglas[/tag] - Imagine by John Lennon
[tag]Rylan Clark[/tag] - Gold by Spandau Ballet
[tag]Kye Sones[/tag] - Man In The Mirror by Michael Jackson
[tag]Carolynne Poole[/tag] - Starships by Nicki Minaj
[tag]Melanie Masson[/tag] - With a Little Help from My Friends by The Beatles
[tag]Christopher Maloney[/tag] - Hero by Mariah Carey
[tag]MK1[/tag] - Champion by Chipmunk Ft. Chris Brown
[tag]District3[/tag] - Simply The Best by Tina Turner
[tag]Union J[/tag] - Don't Stop Me Now by Queen
[cat c="the x factor"]The X Factor 2012[/cat] live shows start at 8PM tonight on ITV1. The first elimination will take place on Sunday night's live show, which will also feature performances from Ne-Yo and Leona Lewis.