The 2012 US X Factor runners-up took their powerhouse vocals to the stage for a very impressive performance of new single Bo$$ on tonight's live semi-final - and took Mirror Celebs backstage.

The fifth judge is apparently largely arriving to stir things up and cause a bit of rowing among those celebrity seat-warmers, so it's going to be even more about conflict.

The X Factor USA's Fifth Harmony have unveiled their first music video - for debut single 'Miss Movin' On'. The high-energy video, which sees the girl running riot around a fairground, comes seven ...

With all-boy groups One Direction and Emblem3 already on his roster, Simon Cowell is betting big on girl power. The X Factor boss and former judge L.A. Reid have signed girl group Fifth Harmony to ...

'X Factor' bosses are considering adding a fifth judge to the panel in the wake of the furore over Cheryl Cole’s refusal to vote, it was reported today.

<p>During the final four episode of "The X Factor," girl group Fifth Harmony performed "Anything Could Happen," an Ellie Goulding song that preaches spontaneity and the idea that, well, anything ...