The Lucy Show - Season 5 - Episode 17 - Main Street U.S.A

Mr. Mooney and Lucy travel to a quaint small town to loan the mayor money to build a highway right down Main Street. When they arrive, they are greeted with intense opposition and Lucy decides to join the anti-highway townspeople fight the new road.

Creators: Bob Carroll Jr., Madelyn Davis, Bob Schiller
Starring: Lucille Ball, Gale Gordon, Vivian Vance, Jimmy Garrett, Sid Gould, Ralph Hart