Little Mix have been installed as the favourites to win this year's X Factor.

The girl group, mentored by Tulisa Contostavlos, are now bookmaker William Hill's pick to reign supreme at next weekend's showdown.

They are sitting pretty with odds of 5/4, whilst Marcus Collins languishes as second favourite with odds of 13/8.

Dark horse Amelia Lily sits on odds of 9/2 whilst Misha Bryan is the outsider at 8/1.

As previously reported, Coldplay have been lined up to perform at this year's final at Wembley Arena, with the likes of Michael Bublé and Leona Lewis also scheduled to appear.

Watch Little Mix on X Factor below: