500 Keys
S22TVPG
Originally aired May 15, 2011
After finding the keys to every door in Springfield, Lisa finds a hidden room beneath the elementary school.
Airings
How it played
Cast and crew
- Cast
- Dan Castellaneta, Julie Kavner, Nancy Cartwright
S22TVPG
Originally aired May 15, 2011
After finding the keys to every door in Springfield, Lisa finds a hidden room beneath the elementary school.