Treehouse of Horror XXIX/References

Opening sequence

 * When a man tells Homer that he will be sacrificed to an evil god from the ocean's depths, Homer asks if he means.
 * ESPN, Toys "R" Us and ' graves are seen.

Intrusion of the Pod-Y Switchers

 * It's a parody of the movie ', which in turn is a parody of '. Comic Book Guy mentions it in-episode too.
 * Steve Mobbs says that  has come and gone like a summer storm, referencing its renewal and cancellation.
 * The MyPhone Ultima is a reference to the.
 * The from Futurama is seen, carrying a flag saying "Bring back Futurama".
 * The Planet Express Ship is shot down by the SCV-197 USS Orville, a reference to the USS Orville (ECV-197) from the show .
 * The Orville was a show by Seth MacFarlane, and this scene might reference their rivalry.
 * A commercial for the Zii and the Zii3 is shown on a Radioactive Man comic.
 * The alien version of Chief Wiggum mentions.
 * As Lisa is absorbed by the pod tendrils, there are closeups of her blinking eyes in contrasting colors interspersed with her hallucination, similar to the ending scene of 2001: A Space Odyssey.
 * A Smurf from  appears in Lisa's hallucination.
 * Luci, from , is briefly seen in a Lisa's hallucination.
 * The appears in Lisa's hallucination.
 * Hollis Hurlbut's surprised face and gesture is a reference to the one that 's character does in the of Invasion of the Body Snatchers. Hollis was voiced by him.

Multiplisa-ty

 * It's a parody of the movie .
 * The Broadway plays:
 * The Phantom of the Lisa is a reference to .
 * Lis Miserables is a reference to .
 * Lisa Simpson Super Nuts is a reference to .
 * The song Lisa sings is "You'll Be Trapped", a parody of "This Is It", the theme song for , written by and.
 * Milhouse says his glasses are Gloria Vanderbilt glasses and were on the cover of .
 * Milhouse tells Lisa that if she keeps yelling like that, she'll get vocal polyps, like Adele.

Geriatric Park

 * The entire segment is a parody of Jurassic Park.
 * While the family travels to the park, doors of ', ', ', ' and  are seen, referencing those movies.
 * The gate of says that it's "now Goldblum-free".
 * Islands seen on the map include:
 * Margaritaville
 * from King Kong.
 * The Island from .
 * Gilligan's Island from .
 * The Island of Doctor Moreau from .
 * The song "" is a parody of "Theme from Jurassic Park", the theme song of Jurassic Park.
 * The logos on the jackets worn by the elder dinosaurs are, , and Jurassic Park's.
 * The sphere the Simpsons use to get away is the same as the spheres in Jurassic World.
 * While the segment is a parody of Jurassic Park, the theme of old people being rejuvenated is also visited in the 1985 film .

Credits

 * James L. Brooks' credit "James "I'm Scarier Than Kavanaugh" Brooks" is a reference to.
 * John Frink's credit "Stranger Frinks" is a reference to .
 * Jeff Westbrook's credit "Jeff Westworld" is a reference to .
 * Megan Amram's credit "Megan Redrum" is a reference to The Shining.
 * Carolyn Omine's credit "Carolyn O#MeTooNe" is a reference to the.
 * Tom Gammill and Max Pross' credit "Gammill & Pross Meet R.L. Stine" is a reference to author.
 * Joel H. Cohen's writer credit "Jor-El H. Krypton" is a reference to the planet from DC Comics.
 * Chris Edgerly's credit "Chris Edgerly Allen Poe" is a reference to Edgar Allan Poe.
 * Richard K. Chung's credit "Crazy Richard, Asian" is a reference to .
 * Steve Kofsky's credit "Steven (Scissorhands) Kofsky" is a reference to .
 * Scott Muller's credit "Scottuman The White (Wine Drinker)" is a reference to Saruman from The Lord of the Rings.
 * Nick Conti's credit "Nickromancer: The Flame (Is Gone), The Fire (Remains)" is a reference to songs by.

Opening scene

 * Cthulhu appears. ("Treehouse of Horror XXIV")

Intrusion of the Pod-Y Switchers

 * Mapple's underwater headquarters are seen, named "Mapple Computer Underwater Lair". ("MyPods and Boomsticks")
 * In a Lisa's hallucination, she sees multiple Grand Pumpkins. ("Treehouse of Horror XIX")
 * In a Lisa's hallucination, Homer and Bart are seen singing and dancing "You don't win friends with salad". ("Lisa the Vegetarian")

Geriatric Park

 * Agnes is once again transformed into a pterodactyl. ("Homer's Evolution couch gag")