The X Factor 2008: One of the bonuses for the contestants is to get to duet with an idol of theirs, but 2008 X Factor winner Alexandra had a dream come true when she was joined on stage by none other than international superstar Beyoncé Knowles! See more at http://www.itv.com/xfactor

Little Mix's Jade Thirlwall, Alexandra Burke, One Direction's Liam Payne and Fleur East prove that you should NEVER GIVE UP! We love a transformation on the X Factor, but who knew they'd turn into superstars... Watch both their auditions here and see the glow up for yourselves! Visit the official site: http://itv.com/xfactor 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