1 D, Katy Perry, Elton John, Killers to perform on 'X Factor'

'X Factor' UK season 10 finale will see performances from Katy Perry, Elton John, One Direction and Killers.

While One Direction will play the title track from their new album Midnight Memories, Perry would perform 'Unconditionally', said the Hollywood Reporter.

The Killers would deliver two of their hits, 'Mr Brightside' and 'Human'.

John will premiere his collaboration with Gary Barlow, 'Face To Face' on the show.

The finale takes place at London's Wembley Arena on December 14 and 15.