James Arthur sings LMFAO's I'm Sexy and I Know It - Live Week 3 - The X Factor UK 2012

Visit the official site: http://itv.com/xfactor Blimey O'Reilly! Watch as James Arthur brings some se-X-y factor to proceedings. Surrounded by a bevy of babes straddling chairs, the singer would appear to be the cat that got the cream. SUBSCRIBE: