15 years ago, something shifted in the landscape of British pop music. Shayne Ward, after triumphing in the second series of The X Factor, debuted at Number 1 on the 2005 Official Christmas Chart with his debut single That's My Goal.
It was the first X Factor winner's single to gain the coveted Christmas Number 1 - a year previously, Steve Brookstein's Against All Odds debuted at Number 2, although it did peak at Number 1 a week later - but by no means the last.
In the next decade, six further X Factor winners would all gain the festive chart crown - Leona Lewis, Leon Jackon, Alexandra Burke, Matt Cardle, Sam Bailey and Ben Haenow - meaning that Shayne's success set a precedent (and a formula) for reality TV's dominance of the Official
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