X Factor legend looks unrecognisable 15 years after the show – but can you guess who she is?

X FACTOR legend Mary Byrne looks unrecognisable 15 years after competing on the ITV show.

Mary, 65, who was affectionately dubbed “Tesco Mary” by fans due to her old job at the supermarket chain, has switched up her look after losing six stone.

The former checkout worker has undergone quite the transformation, ditching her brunette fringe for a platinum blonde crop.

While her love for singing remains strong...