Watch The Simpsons Season 10 Episode 22 - They Saved Lisa's Brain Full Series Streaming :

Mayor Quimby flees Springfield, leaving the town chapter of Mensa in charge. As the group's new power goes to their heads, they take their utopian plans too far and the townspeople revolt.

Genre: Animation, Comedy

Air Date: 1999-05-09

Season Number: 10
Episodes Number: 22

First Air Date: 1989-12-17

Last Air Date: 2018-03-11

Runtime: 22 min