WATCH: Who's The Secret Santa? He's Fighting Simon Cowell, Lily Allen For Christmas Number One Spot

We don't know who Secret Santa is, but the odds on his gaining the coveted Christmas number one spot are shortening by the day, with his festive take on Kung Fu Fighting - 'Christmas Shopping' no less!

Santa - reported to be a member of one of the UK's biggest bands of the 1970s, with sales of 30 million records - will be revealing his identity on Christmas morning. So, who is he, and can he give Simon Cowell and co a run for their money?