Bart and Milhouse wonder if anything interesting happens to the citizens of Springfield, which leads to a series of interconnected vignettes.

When Mayor Quimby uses immigrants as a political scapegoat, the Simpsons discover that Apu is an illegal immigrant.

After a riot at a sci-fi convention, Mayor Quimby hires Homer as his bodyguard, and Homer witnesses the rampant corruption in town politics. When Homer takes a stand, he runs afoul of the Springfield mafia.

Lisa does what every little sister has dreamed of - she gets a restraining order put on her big brother. Bart is forced to live in the back garden, but soon realises the joy of communing with nature.

Marge and a group called the "Charity Chicks" pose for a calendar in hopes of raising money for charity, but Marge becomes the talk of the town thanks to her racy poses. Meanwhile, Carl is chosen as the newest supervisor at the nuclear power plant, and hires Homer to be his personal assistant.