The vaudeville act of Harriet and Queenie Mahoney comes to Broadway, where their friend Eddie Kerns needs them for his number in one of Francis Zanfield's shows. When Eddie meets Queenie, he soon falls in love with her—but she is already being courted by Jock Warriner, a member of New York high society. Queenie eventually recognizes that, to Jock, she is nothing more than a toy, and that Eddie is in love with her.
A young Jewish man is torn between tradition and individuality when his old-fashioned family objects to his career as a jazz singer. This is the first full length feature film to use synchronized sound, and is the original film musical.