High Quality Content by WIKIPEDIA articles! "Marge vs. the Monorail" is the twelfth episode of The Simpsons`s fourth season and originally aired on January 14, 1993. The plot focuses around Springfield`s purchase of 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.