It's the campfire tale that haunts your sleep, the story that makes you peer into the back seat of your car before opening the driver's door on a dark night, or the reason you leave the kitchen while the microwave runs.
Dark, twisted, pseudoscientific and deliciously appealing, urban legends have become our version of modern day folklore, and with the aid of instant communication through e-mail and the Internet, they've taken on a life of their own.
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