Kelly Clarkson rocks the Live Results Show

Finalists take note, Kelly Clarkson knows a thing or two about winning a singing competition and going on to be a worldwide superstar - she's sold 22 million singles worldwide and won two Grammy awards. Relive her performance on the X Factor stage singing her latest single, Mr. Know It All.

@The X Factor Added 25 Oct

OMG! The X Factor Live tour just got bigger, with an added date at the Cardiff Motorpoint Arena on April 4th 2012. More info coming soon! 

The X Factor Live Tour 2012