Treehouse of Horror XXIX
| Episode Number | 4 |
|---|---|
| Season | 30 |
| Aired | 2018-10-21 |
| Overview | Homer wins an oyster-eating contest against the mythical Cthulhu, Springfield is overrun by plant body-snatchers, Lisa finally snaps and Mr. Burns opens a retirement home with some Jurassic upgrades. |
| Runtime | 25 minutes |
| Absolute Number | 643 |
| Finale Type |