The X Factor: Could Johnny Robinson be more excited? No, thought not. This week he's stepping onto the stage to take on one of his idol's biggest songs. He's even learnt how to Tweet to send Kylie Minogue a message on Twitter. Will she be tuning in for this performance of Can't Get You Out Of My Head? See more at itv.com/xfactor Buy this performance from iTunes: bit.ly/nsOdzT