"Lisa the Iconoclast" is the sixteenth episode of "The Simpsons" seventh season. It originally aired on the Fox network in the United States on February 18, 1996. In the episode, Lisa writes an essay on Springfield founder Jebediah Springfield for the town's bicentennial. While doing research, she learns he was a murderous pirate who viewed the town's citizens with contempt. Lisa and Homer try to reveal the truth about Jebediah but only anger Springfield's residents. It was originally advertised in commercials as a Presidents Day special episode. It aired the day before Presidents Day.