One Direction sing Only Girl In The World - The X Factor Live Semi-Final - itv.com/xfactor

The X Factor 2010: The boys have been hard at work to sing this Rihanna club song - but they've had to do it without mentor Simon due to illness. Can the boys pull together a performance without the direction of Mr Cowell, or will this be their chance to shine? To download this performance on iTunes, click here: bit.ly/xfactori... See more at itv.com/xfactor