From a toothless Demi to a topless Lindsay, take a look at the year's funniest, silliest – and nakedest! – Twitter pics!
Credit: Courtesy Katy Perry
Updated: Tuesday Nov 24, 2009 | 06:00 AM EST
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"I have no self-control," the singer wrote about this pic, which she posted in June. We're just wondering: Is she talking about the fact that she's eating an entire pizza – or that she posted a shot of herself naked?
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