A retelling of the classic Dickens tale of Ebenezer Scrooge, miser extraordinaire. He is held accountable for his dastardly ways during night-time visitations by the Ghosts of Christmas Past, Present and Future.

When Billy Peltzer is given a strange but adorable pet named Gizmo for Christmas, he inadvertently breaks the three important rules of caring for a Mogwai, unleashing a horde of mischievous gremlins on a small town.