"Who Shot Mr. Burns?" is a two-part episode of The Simpsons. Part One is the twenty-fifth and final episode of the sixth season and originally aired on Fox on May 21, 1995, while Part Two is the season premiere of the seventh season and aired on September 17, 1995. Springfield Elementary School strikes oil, but Mr. Burns steals it and at the same time brings misery to many of Springfield's citizens. Part One has a cliffhanger ending where Mr. Burns is shot by an unidentified assailant. In Part Two, Springfield's police try to find the culprit, with their main suspects being Waylon Smithers and Homer Simpson.