Visit the official site: http://itv.com/xfactor Clean Bandit light up The X Factor stage with Sean Paul & Anne-Marie performing their number one single, Rockabye. SUBSCRIBE: http://bit.ly/TXFSub Facebook: http://bit.ly/TXFFB Twitter: http://bit.ly/TXFTwi Download The X Factor mobile app: http://bit.ly/TXFapp Watch full episodes on ITV Hub (UK ONLY): http://www.itv.com/hub/the-x-factor