In German folklore, a doppelgänger is the paranormal double of a person, usually an evil creature who's up to no good. As this gallery shows, our devious doubles are out there in abundance — on TV, in the movies, maybe even in our neighborhoods. Thanks to the power of the Internet, you can probably track down your own duplicate and make up your mind which one of you is the evil one. Hint: if you have a goatee, it's you.
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