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May 15, 2011

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S22 · E21 of 22 episodes
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The Simpsons

The Simpsons

HDTV 2011 1 year ago

The Simpsons

500 Keys #S22E21

8.0
Live 23m 2011 80% 51
The Simpsons S22 E21 1989

500 Keys

The Simpsons  ·  Season 22, Episode 21

After finding the keys to every door in Springfield, Lisa finds a hidden room beneath the elementary school.

Episode 21 of Season 22 from The Simpsons — available to stream in HD on any device.

Country United States
Genre
Family Animation Comedy
Released
17 Dec, 1989

Top Billed Cast

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Dan Castellaneta
Dan Castellaneta
Julie Kavner
Julie Kavner
Nancy Cartwright
Nancy Cartwright
Yeardley Smith
Yeardley Smith
Hank Azaria
Hank Azaria
Harry Shearer
Harry Shearer

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nuclear power plant middle class parody dysfunctional family social satire sitcom adult humor school family adult animation kids irreverent hilarious cartoon satire
1 Elementary School Musical 2 Loan-a-Lisa 3 MoneyBART 4 Treehouse of Horror XXI 5 Lisa Simpson, This Isn't Your Life 6 The Fool Monty 7 How Munched Is That Birdie in the Window? 8 The Fight Before Christmas 9 Donnie Fatso 10 Moms I'd Like to Forget 11 Flaming Moe 12 Homer the Father 13 The Blue and the Gray 14 Angry Dad: The Movie 15 The Scorpion's Tale 16 A Midsummer's Nice Dream 17 Love Is a Many Strangled Thing 18 The Great Simpsina 19 The Real Housewives of Fat Tony 20 Homer Scissorhands 21 500 Keys 22 The Ned-liest Catch
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