Here's some sneaky pictures from backstage at Wembley Arena ahead of tonight's X Factor 2013 final.
The pair will both perform twice, with Nicholas McDonald reprising his past performance of Angel by Sarah McLachlan and his potential winner’s song: Superman by Five For Fighting
Sam Bailey meanwhile will be singing Power Of Love by Jennifer Rush again before performing her would-be winner's single, a cover of Skyscraper by Demi Lovato.
The pair will tonight will be reunited with their former rivals, with Kingsland Road, Rough Copy, Tamera Foster and Hannah Barrett amongst those backstage in make up right now.
The group will eventually join the final two on stage for a big group number to open the show tonight
The X Factor 2013 final airs this evening on ITV from 7:30PM, featuring performances from Gary Barlow, Elton John, Katy Perry and One Direction.