IT'S THE WITCHING HOUR on a dark, moonless night. You're huddled with friends around a campfire in the woods far from town, taking turns telling tales. Someone has just recounted a particularly eerie ghost story, insisting it was true. You sit quietly, staring into the flames, reluctant to let on that it actually made your skin crawl. Then someone in the shadows clears his throat and begins to speak: "Did you hear the one about. . . "