I Love Lucy (1951)

S3E23 Lucy Is Envious

Title: Lucy's Green-Eyed Monster Plot: Lucy finds herself in a tight spot when her old tall tales to her wealthy, pretentious former classmate begin to resurface after she accidentally commits to donating $500 for a charity event. To raise the funds, Lucy and Ethel concoct a wild publicity scheme, which involves them dressing up as Martian women while perched on the Empire State Building.