American R&B artist – and mentor to Justin Bieber – Usher and last year’s X Factor winner Joe McElderry will show this years X Factor contestants how it is done when they take to the stage in Sunday nights evection show.

Joe McElderry will perform his first single ‘Ambitions’ from his debut album ‘Wide Awake’, while Usher will perform a track from his latest album ‘Raymond vs Raymond’.

Like in previous years we can expect to see many new and established artists on the X Factor stage promoting their latest offerings. A few of the other big names coming up includes Take That, Leona Lewis and Pixie Lott.