Visit the official site: http://itv.com/xfactor Monica Michael loves her little sister Natalie so much she wrote a song about her and performed it to the Judges. Will it be an embarrassing schmaltz for Natalie or will she be the proudest little sis in the land? 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 Player (UK ONLY): http://www.itv.com/itvplayer