In a lesser show, Bob would reign for the entire episode. But The Simpsons understands that the tragedy of Sideshow Bob is that he is his own worst enemy. As soon as he is handed the mayoral sash, his innate tyranny surfaces. He attempts to ban skateboards, install trapdoors in the town square, and replace the city’s anthem with a 20-minute operatic aria by Gilbert and Sullivan.
Notably, this episode also marks a turning point in Bob’s characterization. After this, his plots become less about personal vengeance against Bart and more about quixotic, larger-scale schemes (nuclear meltdowns, art forgery, even running for mayor again in later seasons, but never winning). He had his moment. It lasted three minutes. And it was perfect. sideshow bob mayor episode
In a scene dripping with dramatic irony, Bob delivers a frantic, spittle-flecked warning: “Cecil is the criminal! He’s going to flood all of Springfield!” The crowd laughs. They’ve heard Bob’s paranoid rants before. But then, as Cecil’s dam breaks and water begins to pour into the town square, the truth is revealed. In a lesser show, Bob would reign for the entire episode
The episode you're referring to is likely "Sideshow Bob Roberts" from Season 6 of The Simpsons. In this episode, Sideshow Bob becomes the mayor of Springfield. He attempts to ban skateboards, install trapdoors in
The episode originally aired on October 29, 1995.