Silent Night, Deadly Night

Synopsis
A young boy watches his parents get killed by a theif in a Santa suit. He spends his youth in an orphanage, staying quietly to his self, but his mind is further bent by an ironhanded Mother Superior. He finally gets a job at a local store, where he finally snaps when he is required to wear a Santa suit, and goes on a killing spree that leads him slowly back to the orphanage.