Four episodes of the cult favourite cartoon sitcom.
Black Widower (1992) Sideshow Bob (Kelsey Grammer) is released from prison and proposes to Marge's sister Selma. Everyone is happy except Bart - who must put the clues together in time to reveal that Bob, indeed, plans to murder his bride-to-be.
Cape Feare (1993) An unknown letter writer threatens Bart - and turns out to be none other than Sideshow Bob. Released from prison yet again, Bob makes Bart's life miserable and then, finally, attempts to murder his ten-year-old nemesis with a machete.
Who Shot Mr. Burns? (Part 1) (1995) In this season-ending cliffhanger, Mr. Burns threatens to block out the sun - then is shot by an unknown assailant. Unfortunately, Burns is so hated there are far too many suspects.
Who Shot Mr. Burns? (Part 2) (1995) In this season premiere episode featuring guest star Tito Puente, Mr. Burns' assailant is revealed. And it turns out to be the last Simpson you'd expect.