Britney Spears wants to see your dance moves! "I'm gonna give my X Factor opinion 2 some of u who put your dance moves on Viddy - show me what u got! #Dance4Britney," she tweeted, along with the below video.

Our girl is a tough judge, not only based on this People mag article, but also due to the fact that she would not put fiancé Jason through the auditions based on his singing skills:

I hate to say it... but good call, Brit! (Sorry, Jason. But Britney clearly knows her stuff.) xx

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