Simon Cowell has sat behind that judges table for over twenty years. He has heard every voice. Evaluated every performance. Delivered every verdict with complete certainty and complete control. Not once in that entire time has anyone ever made Simon Cowell melt. Then a 19 year old from Dagenham walked onto the X Factor UK stage and sang What a Wonderful World. And something happened to Simon Cowell that nobody in that building had ever witnessed before. Watch every single second of what a 19 year old did to make the most unshakeable man on television completely melt. 0:00 Stacey Solomon - X Factor UK 2009 S6 3:39 Stacey Solomon (Live Show) (Week 1) - X Factor UK 2009 S6 7:48 Stacey Solomon (Live Show) (Week 2) - X Factor UK 2009 S6 12:10 Stacey Solomon (Live Show) (Week 3) - X Factor UK 2009 S6 16:21 Stacey Solomon (Live Show) (Week 4) - X Factor UK 2009 S6 20:41 Stacey Solomon (Live Show) (Week 5) - X Factor UK 2009 S6 25:38 Stacey Solomon (Live Show) (Week 6) - X Factor UK 200...