The Simpsons Celebrates 800 Episodes TONIGHT: Here's Our Preview!

15 Feb 2026, 23:37 · BC

Posted in: Current News, Fox, TV | Tagged: the simpsons

The Simpsons Celebrates 800 Episodes TONIGHT: Here's Our Preview!

FOX's The Simpsons is celebrating its 800th episode with Quinta Brunson, Kevin Bacon, Noah Wyle, and more in S37E08: "Irrational Treasure."

Published Sun, 15 Feb 2026 17:37:06 -0600
by Ray Flook
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Article Summary

The Simpsons marks its milestone 800th episode tonight on FOX with a star-studded guest lineup.
S37E08, "Irrational Treasure," features Quinta Brunson, Kevin Bacon, and Boyz II Men revisiting the theme.
Marge and Homer unravel a National Treasure-style dog show conspiracy in Philadelphia in this special episode.
Behind-the-scenes looks and messages from Matt Groening and the creative team help fans celebrate the big event.

FOX and EPs James L. Brooks, Matt Groening, Matt Selman, and Al Jean's The Simpsons hits a major milestone tonight, so we wanted to make sure you have everything you need to properly celebrate… wait for it… the long-running animated series' 800th episode. Of course, how can you hit a milestone like that and not have some famous faces make an appearance? That's exactly what we're getting with S37E08: "Irrational Treasure," Homer, Marge, Bart, Lisa, and Maggie set to be joined by Quinta Brunson (Abbott Elementary), Kevin Bacon (The Bondsman); The Pitt stars Noah Wyle, Katherine LaNasa, and Taylor Dearden; as well as Questlove and The Roots (with Boyz II Men offering a new version of the opener and closer). To honor the occasion, we have a look at the official overview for the 800th episode, a number of behind-the-scenes looks, and more!

Image: FOX TV

The Simpsons S37E08: "Irrational Treasure" (Episode #800) Preview

"The Simpsons" Season 37 Episode 8: "Irrational Treasure" – Marge's crusade to get the family dog in better shape leads to her entering Santa's Little Helper in canine agility competitions and a trip to the National Dog Show in Philadelphia. There, Marge and Homer suddenly find themselves — and the dog — mixed up in a historical conspiracy adventure worthy of a "National Treasure" movie.

Guest stars (L-R): Noah Wyle as Doctor, Taylor Dearden as E.R. intern and Katherine LaNasa as E.R. nurse in the “Irrational Treasure” 800th episode of THE SIMPSONS airing Sunday, Feb. 15 (8:00-8:30 PM ET/PT) on FOX. THE SIMPSONS © 2026 20th Television / FOX.

In episode one, Marge's crusade to get the family dog in better shape leads to her entering Santa's Little Helper in canine agility competitions and a trip to the National Dog Show in Philadelphia. There, Marge and Homer suddenly find themselves — and the dog — mixed up in a historical conspiracy adventure worthy of a "National Treasure" movie.

In episode two, Homer strikes up an unlikely friendship with Kirk Van Houten, which leads to them launching a hugely successful business venture together – a "crumbless" cracker that sweeps the nation. But when Kirk's darkest secrets are revealed, Homer has to choose between his family and his fortune… and may just end up going to jail

The animated series stars Dan Castellaneta (Homer Simpson, Krusty, Barney), Julie Kavner (Marge Simpson, Patty, Selma), Nancy Cartwright (Bart Simpson, Nelson, Ralph Wiggum), Yeardley Smith (Lisa Simpson), Hank Azaria (Moe, Chief Wiggum, Comic Book Guy), and Harry Shearer (Mr. Burns, Smithers, Ned Flanders). FOX's The Simpsons is a Gracie Films Production in association with 20th Television. James L. Brooks, Matt Groening, Matt Selman, and Al Jean are the executive producers. The Gracie Films Worldwide Brand Division develops and produces the licensed content for the series.

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