Editing Treehouse of Horror IX (section)

{{Use American English|date=January 2025}}
{{Use mdy dates|date=January 2025}}

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{{Infobox Simpsons episode
| image      = Treehouse of Horror IX.jpg
| image_size =
| caption    =
| season     = 10
| episode    = 4
| director   = [[Steven Dean Moore]]
| writer     = "'''Hell Toupée'''":<br>[[Donick Cary]]<br>"'''The Terror of Tiny Toon'''":<br>[[Larry Doyle (writer)|Larry Doyle]]<br>"'''Starship Poopers'''":<br>[[David X. Cohen]]
| production = AABF01
| airdate    = {{Start date|1998|10|25}}
| guests     = * [[Robert Englund]] as [[Freddy Krueger]]
* [[Ed McMahon]] as himself
* [[Jerry Springer]] as himself
* [[Regis Philbin]] as himself (live-action sequence)
* [[Kathie Lee Gifford]] as herself (live-action sequence)
| blackboard = [[Bart Simpson|Bart]] paints "The Simpsons Halloween Special IX" on the board with a blood-soaked brush.
| couch_gag  = The family never makes it to the living room; Bart slips while skateboarding and hits his head, [[Lisa Simpson|Lisa]] gets catapulted into the roof of the garage after tripping over Bart while cycling, and [[Homer Simpson|Homer]] gets run down by [[Marge Simpson|Marge]]'s car. In the living room, [[Freddy Krueger]] and [[Jason Voorhees]] are on the couch wondering where the Simpsons are.<ref name="BBC"/>
| commentary = [[Matt Groening]]<br>[[Mike Scully]]<br>[[George Meyer]]<br>[[Ron Hauge]]<br>[[David X. Cohen]]<br>[[Donick Cary]]<br>[[Steven Dean Moore]]
| prev       = [[Bart the Mother]]
| next       = [[When You Dish Upon a Star]]
}}
"'''Treehouse of Horror IX'''", titled onscreen as "'''The Simpsons Halloween Special IX'''", is the fourth episode of the [[The Simpsons season 10|tenth season]] of the American animated television series ''[[The Simpsons]]''. It first aired on [[Fox Broadcasting Company|Fox]] in the United States on October 25, 1998. It is the ninth ''[[Treehouse of Horror]]'' episode, and, like the other "Treehouse of Horror" episodes, contains three self-contained segments: In "'''Hell Toupée'''", [[Homer Simpson|Homer]] gets a [[hair transplant]] and is [[Spirit possession|possessed]] by [[Snake Jailbird|the spirit of an executed criminal]]; in "'''The Terror of Tiny Toon'''", [[Bart Simpson|Bart]] and [[Lisa Simpson|Lisa]] are trapped in a special, extremely violent episode of ''[[The Itchy & Scratchy Show]]''; and in "'''Starship Poopers'''", [[Marge Simpson|Marge]] reveals that [[Maggie Simpson|Maggie]] is the product of a one-night stand with the alien [[Kang and Kodos|Kang]].

"Treehouse of Horror IX" was written by [[Donick Cary]], [[Larry Doyle (writer)|Larry Doyle]] and [[David X. Cohen]], and directed by [[Steven Dean Moore]]. "Terror of Tiny Toon" includes a live-action segment starring [[Regis Philbin]] and [[Kathie Lee Gifford]]. [[Jerry Springer]] and [[Ed McMahon]] also appear in the episode, voicing themselves, with [[Robert Englund]] vocally reprising the role of [[Freddy Krueger]] from the ''[[A Nightmare on Elm Street (franchise)|Nightmare on Elm Street]]'' series. The episode also features [[Jason Voorhees]] from the ''[[Friday the 13th (franchise)|Friday the 13th]]'' series,<ref name="book"/> while various characters visit the talk shows ''[[Live with Regis and Kathie Lee]]'' and ''[[The Jerry Springer Show]]''.

In its original airing on Fox, the episode had an 8.6 [[Nielsen ratings|Nielsen rating]]. In [[51st Primetime Emmy Awards|1999]], composer [[Alf Clausen]] was nominated for a [[Primetime Emmy Award]] for [[Primetime Emmy Award for Outstanding Music Composition for a Series|Outstanding Music Composition for a Series]] for his work on the episode.