The Simpsons/Treehouse of Horror XVIII

"Treehouse of Horror XVIII" is the fifth episode of the nineteenth season of The Simpsons and the eighteenth installment in the series' annual "Treehouse of Horror" Halloween specials.
==Broadcast History==
===2007===
Air Date 	Time 	Notes
November 4, 2007	8:00pmThe Simpsons Archive	
===2008===
Air Date 	Time 	Notes
February 24, 2008	8:30pm	West coast-only airing.
October 19, 2008 	7:30pm	
==Footnotes==
Category:Guides