The Simpsons

Season 22 Episode 21

500 Keys

6
Aired Sunday 8:00 PM May 15, 2011 on FOX
8.1
out of 10
User Rating
117 votes

EPISODE REVIEWS
By TV.com Users

Write A Review

Episode Summary

EDIT
When Maggie is accidentally locked in the family car, Marge opens a drawer filled with keys collected over the years. Lisa finds a key to open every door at Springfield Elementary School, which leads to a discovery of a secret room. But when she tells Principal Skinner, the room mysteriously disappears and Principal Skinner takes the Key away. Lisa uses her detective skills to get back to the room. Meanwhile, Homer steals a Duff blimp and sets out on a wild adventure.moreless

Who was the Episode MVP ?

Wednesday
No results found.
Friday
6:00pm
FXX
6:30pm
FXX
7:00pm
FXX
7:30pm
FXX
9:00pm
FXX
9:30pm
FXX
10:00pm
FXX
10:30pm
FXX
Dan Castellaneta

Dan Castellaneta

Homer Simpson, Grampa Simpson, Barney Gumble, Krusty the Clown, Groundskeeper Willie, and others

Julie Kavner

Julie Kavner

Marge Simpson, Patty Bouvier, and Selma Bouvier

Nancy Cartwright

Nancy Cartwright

Bart Simpson, Nelson Muntz, Ralph Wiggum, Todd Flanders, and others

Yeardley Smith

Yeardley Smith

Lisa Simpson

Hank Azaria

Hank Azaria

Apu Nahasapeemapetilon, Moe Szyslak, Chief Wiggum, Comic Book Guy, Lou, and others

Harry Shearer

Harry Shearer

Mr. Burns, Ned Flanders, Principal Skinner, Waylon Smithers, Kent Brockman, and others

Albert Brooks

Albert Brooks

Hank Scorpio

Guest Star

Chris Edgerly

Chris Edgerly

Unknown

Recurring Role

Pamela Hayden

Pamela Hayden

Milhouse Van Houten, Rod Flanders, Jimbo Jones, and others

Recurring Role

Tress MacNeille

Tress MacNeille

Agnes Skinner, Brandine Del Roy, Dolph and others

Recurring Role

Episode Discussion

Join the discussion of this episode Episode Discussion

Trivia, Notes, Quotes and Allusions

See All Trivia, Notes, Quotes and Allusions Trivia & Quotes