0 One Direction take to the stage as its revealed theyre making an X Factor return

With all their success overseas, sometimes we forget that One Direction started their career on X Factor.

But they did, and now they’re going to go back to where it all began – the group are going to feature on the judges houses stage of the show to mentor some of the acts.

Its unclear though which judge they will be joining to help them make their decision. A source piped up to say today:

'They're at the top of their game and already have enough experience to judge others.'

Mind you, god knows what they’ll all get up to cooped up in a house together with loads of wannabes; some of this years acts have already been reprimanded by the show's producers for having a boozy wild night out post Bootcamp.

Meanwhile One Direction performed at Party in The Park in Leeds earlier alongside Little Mix. Both acts also sang at yesterday’s Radio City Li ve.