The Simpsons
Lisa the Simpson
Season 9, Episode 17 · Aired 1998-03-08
Synopsis
Grandpa says "Simpson genes" are behind Lisa's sudden lack of brain power; Jasper tries to live for the future in the Kwik-E-Mart freezer.
In the series
This episode is part of The Simpsons (1989–present) on Fox.
Yellow family, infinite couch gags, and the longest-running joke about America itself.
Key cast
- Dan Castellaneta as Homer Simpson
- Julie Kavner as Marge Simpson
- Nancy Cartwright as Bart Simpson
- Yeardley Smith as Lisa Simpson
- Hank Azaria as Moe / Chief Wiggum
- Harry Shearer as Mr. Burns / Ned Flanders