The Simpsons is on its 30th season, which means another "Treehouse of Horror" episode. 1 / 8
Though it's still months away, we already have a poster for "Treehouse of Horror XXX." 2 / 8
This year it appears that the show will spoof at least two popular releases... 3 / 8
The first is the film The Shape of Water. 4 / 8
The second is the Netflix series Stranger Things. 5 / 8
Coincidentally, the episode will be the The Simpsons' 666th. 6 / 8
This was revealed by producer Al Jean back in 2018. 7 / 8
"Treehouse of Horror XXX" will air Oct. 20, 2019. 8 / 8