I Love Lucy - Season 5 - Eps 19: Lucy Meets Charles Boyer
Charles Boyer deals with a star-crazed Lucy in this guest appearance. The setting: Paris, where the Ricardos and Mertzes are lunching at a sidewalk cafe. Boyer is at a nearby table, and when Lucy and Ethel spot him they immediately repair to the ladies room to plot their approach. Ricky tries to stop the assault but nobody can defend against the star-struck Lucy.
About I Love Lucy

Title: I Love Lucy
First Air Date: 1951-10-15
Last Air Date: 1957-05-06
Status: Ended
Rating: 7.9/10 (from 226 votes)
Language: EN
Seasons: 7
Total Episodes: 180
Network: CBS
Genres: Comedy, Family
Production Companies: Desilu Productions
Synopsis
Cuban Bandleader Ricky Ricardo would be happy if his wife Lucy would just be a housewife. Instead she tries constantly to perform at the Tropicana where he works, and make life comically frantic in the apartment building they share with landlords Fred and Ethel Mertz, who also happen to be their best friends.
Cast

Lucille Ball
Lucy Ricardo

Desi Arnaz
Ricky Ricardo

Vivian Vance
Ethel Mertz

William Frawley
Fred Mertz