"Irma la Douce" is a French musical comedy that premiered in 1956, featuring music by Marguerite Monnot and lyrics by Alexandre Breffort. The story revolves around a young policeman named Nestor Patou who falls in love with a charming Parisian prostitute named Irma. Set in the vibrant streets of Montmartre, the narrative explores themes of love, sacrifice, and the complexities of life in the city. The musical was adapted into a successful film in 1963, directed by Billy Wilder and starring Shirley MacLaine as Irma and Jack Lemmon as Nestor. The film retained the original's humor and charm, contributing to its lasting popularity. "Irma la Douce" remains a beloved classic in both theater and cinema.