David Cameron has revealed he has only voted in a reality TV programme once, when he plumped for Will Young over Gareth Gates in the final of Pop Idol.

"I think I did vote for Will Young once in X Factor" - actually, it was Pop Idol - "because my daughter made me," he told journalists at a lunch in Westminster on Monday.

The only problem with that anecdote? Young won Pop Idol in 2002. Nancy, the prime minister's daughter, was born in 2004.

Let's remember what Nancy Cameron did not watch:

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  • shep

    Gary Barlow--"either of these guys could have won tonight" ..quote of the week #xfactor

  • Amy Conn

    Yay.... Delighted X Factor ended with a bang & proper order in James Arthur winning. #Xfactor

  • Nick Barnes

    Fingers crossed James can pull it off and Syco don't go and ruin him as they have done with the previous male winners #xfactor

  • shannondythe1st

    I don't care who wins this year, I love them both #Xfactor

  • Colin Daniels

    Emeli Sandé is ridiculously talented. And not crazy in the post performance chat with Dermot, which is always a plus. #xfactor

  • Fen Frances

    I wish Jahmene and James would go all Hunger Games and decide that they're BOTH going to win #xfactor

  • Chris Mayo

    Oh God, "Hey, we won't even take VAT, I'm a nice guy". No Cameron, no. #XFactor

  • Lauren Jarvis

    oh my word think ive just died and gone to heaven<3<3 @JamesArthur23 #XFactor !!!!!

  • The Oreo-Bounty

    Jahmene has me in tears sooo beautiful #xFactor

  • Louis Tomlinson

    Would be over the moon if @JamesArthur23 won. Either way a worthy winner. #xfactor

  • Charlottie

    Nice clean shave from @GBarlowOfficial looking good gazza looking good! #xfactor

  • Matt Crivelli

    Since when did the #xfactor final become longer than Children in Need?