500 Keys

Season 22Episode 2130 minMay 15, 2011
500 Keys

When the Simpsons discover a collection of keys to every door in Springfield, Lisa stumbles upon an eerie hidden classroom beneath Springfield Elementary School. When she shares her discovery with Principal Skinner, the secret room mysteriously disappears and he takes the only key away. A determined Lisa uses her detective skills to lead her back to the room to solve an old school mystery.

500 Keys has aired on May 15, 2011 at 8:00 PM
Previous EpisodeNext Episode

Trailer

We do not have any trailers for this episode

Recently Updated Shows

Recently updated shows that might be of your interest.
Ancient Aliens
Running

Ancient Aliens

Ancient Aliens explores the controversial theory that extraterrestrials have visited Earth for millions of years. From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode in this hit History series gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate. Did intelligent beings from outer space visit Earth thousands of years ago?

Heartstopper
Running

Heartstopper

Heartstopper tells the story of Nick and Charlie, two British teens at an all-boys grammar school. Charlie, a highly-strung, openly gay over-thinker, and Nick, a cheerful, soft-hearted rugby player, who one day are made to sit together.

Georgie & Mandy's First Marriage
Running

Georgie & Mandy's First Marriage

Georgie & Mandy's First Marriage follows Georgie and Mandy as they raise their young family in Texas while navigating the challenges of adulthood, parenting and marriage.

NCIS: Origins
Running

NCIS: Origins

In NCIS: Origins, young Leroy Jethro Gibbs starts his career as a newly minted special agent at the fledgling NCIS Camp Pendleton office where he forges his place on a gritty, ragtag team led by NCIS legend Mike Franks.

NCIS: Sydney
Running

NCIS: Sydney

With rising international tensions in the Indo-Pacific, a brilliant and eclectic team of U.S. NCIS agents and the Australian Federal Police (AFP) are grafted into a multinational taskforce to keep naval crimes in check in the most contested patch of ocean on the planet.

GenreDrama, Crime