Mary Byrne's X Factor Audition (Full Version) - itv.com/xfactor

The X Factor 2010: 50-year-old supermarket worker Mary always sings at the tills - to the point that the staff keep telling her to shut up! Here for a chance to live her dream and change her life forever - has Mary got what the judges are looking for? See more at http://itv.com/xfactor