Treehouse of Horror XII/References

Hex and the City

 * Sex and the City - Punned in the title. A Hex is a curse.
 * Homer lures the Leprechaun using Lucky Charms cereal, the mascot of which is a Leprechaun.
 * Homer accidentally pours (Trix) into the hole first, attracting rabbits (The Trix mascot being a rabbit).
 * Bongo, the one-eared rabbit from Life in Hell, is the last rabbit to jump in.
 * Yoda from Star Wars is the priest at the Leprechaun/Gypsy wedding. He says "Husband and wife I pronounce you now".

House of Whacks

 * House of Wax - Punned in the title. To 'whack' someone is Mafia slang for killing them.
 * Demon Seed - The film and characters are parodied, especially the Proteus IV computer.
 * 2001: A Space Odyssey - The Ultrahouse camera eyes resemble the HAL 9000 computer.
 * Friends - When the Simpsons test The Matthew Perry voice for the Ultrahouse, it says "Uh yeah could I be any more house"! a reference to Chandler's usual attitude.
 * Another voice option for the house is Dennis Miller. Marge and Lisa suggest that this voice caused murder-suicides.
 * When Lisa suggests 'James Bond's voice for the Ultrahouse (referring to Pierce being the 5th Bond actor), Marge thinks of George Lazenby (the 2nd Bond).
 * Marge recalls that Peirce played the lead in Remington Steele, which he confirms.
 * Bad Taste - When Homer emerges from the floor after the Ultrahouse's murder attempt, the family discover that the back of his head is missing, revealing his brain. In Bad Taste, Derek falls off a cliff, presumably to his death, only to wake up later and notice that a piece from the back of his head is missing, also revealing his brain.
 * One of the items the Ultrahouse attacks Homer with is the electric hammer Homer invented in "The Wizard of Evergreen Terrace".

Wiz Kids

 * The title is a pun on the phrase "Whizz Kids".
 * Harry Potter - Hogwarts School and various characters and themes from the Harry Potter books, parodied by the third segment.
 * When Nelson makes Milhouse zap himself, his third transformation resembles Mr. T.
 * Led Zeppelin - The bands name is punned when Lisa uses a spell on Bart called "Head Zeppelin", which turns Bart's head into a Zeppelin.
 * Bart enters Montymort's lair via the school bathrooms, the same way that the Chamber of Secrets is accessed in ''Harry Potter and the Chamber of Secrets.
 * Montymort's "wailing wall" features Krusty the Clown, Maude Flanders,Comic Book Guy, Snake Jailbird, Bleeding Gums Murphy, Rainier Wolfcastle, Kent Brockman, Mr. Largo, Patty Bouvier, Blue-Haired Lawyer, Uter Zorker, Old Jewish Man, and possibly Frank Grimes.
 * Montymort says that Lisa has "more wicked witchery than Stevie Nicks".
 * Mork and Mindy - Bart exlaims "Shazbut".
 * A Nightmare on Elm Street 3: Dream Warriors - the scene where Slithers tries to eat Lord Montymort's body parallels the scene where a girl is almost eaten by a Freddy Krueger snake.