The Rabinowitz family’s lineage of cantors continues with Al Jolson in "Jakie." He possesses a decent voice and some musical ability, though his ambitions lie on Broadway rather than within a synagogue. His father (Warner Oland) is upset by this, while his mother (Eugenie Besserer) expresses disappointment, but he’s determined to pursue his dreams! Drawn to the music of the 1920s—jazz, ragtime, and swing—he renames h…