Bieber Fever hits London as Justin hits on Cheryl Cole live on the X Factor

By JODY THOMPSONTurning on the charm: Justin Bieber had just performed songs Somebody To Love and Baby on last night's live X Factor when he hit on Cheryl Cole, saying hello to her suggestively, and miming that she should call himHe's one of the biggest popstars in the world, so who could blame Justin Bieber for grasping the chance to chat up Cheryl Cole whilst live on the X Factor last night -