Britney Spears is allegedly set to be axed from 'The X Factor' USA.

Demi Lovato will duet with Fifth Harmony in the 'X Factor' USA final - because she "didn't have anything else to do".

Simon Cowell will hold talks with Rihanna over Christmas about becoming a judge on 'The X Factor'.

Mariah Carey approached Simon Cowell about being a judge on 'The X Factor' USA.

Britney Spears has banned alcohol backstage at ‘X Factor’.

Justin Bieber has signed up to be a mentor on US 'X Factor'.

Britney Spears thinks 'The X Factor' has been "really good" for her.

Britney Spears' 'X Factor' walkouts are "embarrassing" show bosses.

Louis Walsh impressed his fellow judges on the US 'X Factor'.

Britney Spears was a huge hit with the crowd during her first day as an 'X Factor' judge.

Newly appointed US 'X Factor' judge Demi Lovato will be a good role model to the pop hopefuls.

Britney Spears would never be considered for a judging role on 'American Idol'.

Demi Lovato is joining 'The X Factor' in the US.

Britney Spears has signed up to US 'X Factor'.

Britney Spears is close to signing a deal to appear on the US 'X Factor'.

LeAnn Rimes is in talks to become a judge on the US version of 'The X Factor'.

Stacy Keibler is in talks to join 'The X Factor'.

Simon Cowell is "desperate" to sign Adele as a judge on US 'X Factor'.

Britney Spears has reportedly been offered $10m to judge the US version of 'The X Factor'.

Britney Spears is keen to join the panel of the US 'X Factor'.

Steve Jones has reportedly been axed from the US 'X Factor'.

Beyonce Knowles is one of a "super species" of new pop stars, according to Simon Cowell.

Katy Perry is to perform on 'The X Factor'.

Simon Cowell warned Cheryl Cole to “raise her game” days before she was sacked from ‘The X Factor’.

Simon Cowell is being sued by an 86-year-old singer for allegedly subjecting him to a punishing physical ordeal before auditioning for the US 'X Factor'.

Simon Cowell "got it wrong" over his decision to axe Cheryl Cole from the US 'X Factor'.

Cheryl Cole has been sent healing crystals to help get over her American 'X Factor' disappointment.

Nicole Scherzinger has not spoken to Cheryl Cole since she was fired from US 'X Factor'.

American TV bosses have confirmed there is no chance of a return to the judging panel on the US X Factor for Cheryl Cole.

Cheryl Cole has to decide today if she will accept an offer to return to the US 'X Factor'.

Cheryl Cole wants to take a break from the showbiz world.

Cheryl Cole will receive her full $2m (€1.4m) fee for appearing on the US version of ‘The X Factor’.

Cheryl Cole's "lack of chemistry" with Paula Abdul led her to be dropped from the US version of 'The X Factor'.

Cheryl Cole has reportedly been axed as a judge from the US version of ‘The X Factor’.

Cheryl Cole has reportedly been axed as a judge from the US version of ‘The X Factor’.

Cheryl Cole could return to the UK 'X Factor' with Simon Cowell.

Simon Cowell wanted to keep Dannii Minogue on as a judge on 'The X Factor'.

Nicole Scherzinger has been confirmed as the host of the US version of 'The X Factor'.

Cheryl Cole has been confirmed as a judge on the US version of 'The X Factor'.

Mariah Carey is to join the US ‘X Factor’.

Rihanna turned down a place on the judging panel of ‘The X Factor’.

Simon Cowell has been relying on Louis Walsh for support as he struggles to finalise the line-up for US ‘X Factor’.

L.A. Reid has claimed Cheryl Cole will be a judge on the US version of the ‘The X Factor’.

Jessica Simpson would “definitely” love to be a judge on the US version of ‘The X Factor’.