 Singer began his career as a bass player and performed on WIP radio and on the TV Show "Paul Whiteman's Goodyear Revue".He became well known as a vocal coach with his brother Harold, whose students included Frankie Avalon, Chubby Checker, Al Martino and Bobby RydellJames Darren, and he was a vocal coach to Danny Kaye in the early 1950s.Singer wrote hundred of songs for the educational children's TV program "Gina D's Kids Club".