The Music Man is a 1962 American musical film starring Robert Preston as Harold Hill and Shirley Jones as Marian Paroo. The film is based on the 1957 Broadway musical of the same name by Meredith Willson. The film was one of the biggest hits of the year and highly acclaimed critically.
A video for this song:
this video is done in the key of C (and what a sweetie), but I can't sing that high