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Lim braved a trip through a ghoulish version of the Tooth Fairy's lair, one of the "scare zones" at the Santa Clara amusement park, and spoke with park workers about the tremendous amount of preparation that goes into making the Halloween event truly spook-tacular.
Learn more about Halloween Haunt at California's Great America here.
VIDEO: Dion Lim's Facebook Live went behind the scenes with the makeup crew at California's Great America