Lucy is Matchmaker – I Love Lucy episode 62, originally aired 5/25/1953, season 2
In Lucy is Matchmaker, Lucy Ricardo, Ethel Mertz, Carolyn Appleby and another friend are playing cards in their apartment, complaining about all of the attention that their husbands are paying to their single friend Sylvia Collins the night before. In self-defense, Lucy decides to play matchmaker for Sylvia with a friend of Fred’s named Eddie Grant.
When Sylvia can’t make it, Lucy goes to tell Eddie, only to have Eddie get the wrong message. Once the situation is explained, Eddie tries to make amends by offering Lucy and Ethel the lingerie that he sells at half off – until the boys show up while the girls are trying them on!
Funny quotes from Lucy is matchmaker – I Love Lucy
Ricky Ricardo (Desi Arnaz): Lucy! You, here, dressed in that! You must be out of your mind!
[Ethel comes out in a nightgown]
Fred Mertz (William Frawley): Ethel! You, here, dressed in that! He must be out of his mind!