X Factor musical: Simon Cowell and Harry Hill full interview
3 September 2013 Last updated at 13:11 BST
From heartbreak and failure to ecstasy and superstardom, there is rarely a dull moment on the X-Factor. And now the hit TV show is being transformed into a West End musical.
Called I Can't Sing, it has been written by the comedian Harry Hill.
Louise Minchin met up with him and father-to-be Simon Cowell to discuss their new venture.