Let's Be Happy is a Technicolor 1957 British musical film starring Tony Martin, Vera-Ellen and Robert Flemyng and directed by Henry Levin. It was written by Dorothy Cooper and Diana Morgan in CinemaScope. This film was an updated remake of Jeannie (1941), starring Barbara Mullen, which itself was based on the stage play Jeannie by Aimée Stuart.

Alvin Morris, known professionally as Tony Martin, was an American actor and popular singer.