Template:Featured Episode

"Treehouse of Horror XXX" is the fourth episode of season 31 of The Simpsons and the six-hundred and sixty-sixth episode overall. It is also the thirtieth installment in the Treehouse of Horror series and consists of three parts. It originally aired on October 20, 2019. The episode was written by J. Stewart Burns and directed by Timothy Bailey.

1. Opening sequence: a demon Maggie.
2. Danger Things: a mission to rescue Milhouse from another dimension.
3. Heaven Swipes Right: dead-Homer's spirit trying on some new bodies for size.
4. When Hairy Met Slimy: Selma finally finding love in an unlikely place - the alien in the basement.

It's Halloween, and Marge is having a new baby born, when from her womb comes out an unexpected boy. Homer is terrified of the prospective of a second Bart (who is completing text on a wall with graffiti to say "boner", so he asks Dr. Hibbert to change the baby, to which Hibbert gives them Maggie, but warns him "she tested positive for evil"...