The Simpsons Season 23 Episode 14 At Long Last Leave Episode Description: Being advised about a potential dangerous storm, the Simpson family gets a warning to hide in their cellar for safety for 3 hours. After a while of being bored, Lisa's curiosity brings the family out to see the empty city. As the family heads throughout the empty, deserted Springfield, they see an unusual amount of cars at the City Hall. The family goes in and sees that everyone in Springfield has gathered together for a secret town meeting and have voted unanimously to kick the Simpson family out of Springfield forever.