Treehouse of Horror XVIII
Season 19 / Episode 5
Bart befriends an alien only to discover he has evil intents; Marge and Homer, unbeknownst to the others, are professional assassins; Flanders opens a Christian alternative to Halloween haunted houses.
Genre - Comedy/Animation
Running Time - 23min
Language - en
Original Air Date - Sunday 4th November 2007
Official Streaming Services
Disney Plus Australia
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