Don't you haaate it when you show up at a party, only to see that some girl is wearing the same dress you are? You were so excited about your new purchase, but now you just feel "blah." Well, guess what? In Hollywood, being an original fashionista is even tougher! 'Cause when someone wears the same thing you do, the pics usually end up in a tabloid for the whole world to see. But hey -- seeing stars slip up makes us feel tons better about our same-outfit bloopers. That's why we put together this lil' slideshow of copycat celebs just for you! Keep clicking to see double, and vote on who wore it best.

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