Arms and the Girl is a 1950 Broadway musical with a book by Herbert Fields, Dorothy Fields, and Rouben Mamoulian, music by Morton Gould, and lyrics by Dorothy Fields. The show is based on the play The Pursuit of Happiness by Lawrence Langner and Armina Marshall. It opened at the 46th Street Theatre on February 2, 1950, and closed on May 27 after 134 performances.