Emily from X Factor was caught in a video allegedly 'happy slapping' a girl, while at school. The attack was filmed by friends on a mobile phone and has been sent to "loads of kids" from her school.

She's subsequently quit the show, with the her mentor deeply saddened by it all.

Full video on follow this link!!!!

http://www.thesun.co.uk/sol/homepage/showbiz/tv/x_factor/article417626.ece