Bart's Comet

Bart's Comet Plot
After vadalizing the school's new weather balloon, Bart is punished to having to help Skinner with his skywatching. When he leaves briefly to catch the weather balloon, Bart messes with the telescope and finds a comet and reports it. However, the comet comes too close and is going to desimate the town, so they launch a rocket to stop it, but it misses and blows up the olny bridge out of town, leaving the townsfolk doomed. They all deicde to go to a bomb shelter, one that belongs to Ned Flanders.

Quotes

 * Skinner: "Still no sighting. You get that one, Bart?"
 * Bart: "Hell no."
 * Skinner: "Good."

{points to a constellation of, what looks like, The Three Stooges}
 * Skinner: "Look, there's "The Three Wisemen"."