When You're in Love

When You're in Love is a 1937 American musical film directed by Robert Riskin and Harry Lachman, who was not credited, and starring Grace Moore and Cary Grant. Moore sings "Minnie the Moocher" and the Ernesto Lecuona classic Cuban song "Siboney". Two of the other songs in the film – "Our Song" and "The Whistling Boy" – are by Jerome Kern and Dorothy Fields.