Unholy night

"Unholy Night" is the eighth episode of the second season of the FX anthology television series American Horror Story. The episode, written by executive producer James Wong and directed by Michael Lehmann, originally aired on December 5, 2012. Ian McShane guest stars as Leigh Emerson, a man who has a psychotic break and kills dressed as Santa Claus. This episode is rated TV-MA (LSV).