"Marge vs. the Monorail" is the twelfth episode of The Simpsons' fourth season and originally aired on January 14, 1993. The plot focuses around the town of Springfield buying a monorail from a conman and Marge's dislike of the purchase. It was written by Conan O'Brien and directed by Rich Moore. Leonard Nimoy guest stars as himself and Phil Hartman guest stars as Lyle Lanley.