X Factor Rich LIST: How Stars Spend Their Fortunes On Plastic Surgery And Luxury Penthouses

IT'S produced some of the biggest music acts in recent times - so it's no surprise many of The X Factor alumni have gone on to earn millions following their reality show success.

While judge and music mogul Simon Cowell is the biggest winner with a net worth of around £440m, some of the show's stars haven't done badly for themselves either.