Maggie gets possessed by a demon Lisa discovers a creepy/perfect version of her family in an alternative universe Treehouse of horror xxviii sees the series finally succumb to structural anarchy A page for describing recap Simpsons s 29 e 4 treehouse of horror xxviii Treehouse of horror xxviii is the 4th episode of the simpsons' 29th season
It was first broadcast on the fox network on october 22, 2017 It is the 28th epis. It originally aired on october 22, 2017.
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