"Last Exit to Springfield" is the seventeenth episode of the fourth season of the American animated television series The Simpsons. It originally aired on Fox in the United States on March 11, 1993. The plot revolves around Homer Simpson becoming president of the Springfield Nuclear Power Plant's trade union and leading the workers of the plant in a strike in order to restore their dental plan to avoid the family having to pay out-of-pocket for Lisa's new braces. "Last Exit to Springfield" has frequently been cited as the best episode of the series and one of the greatest television episodes of all time.