Isadore Borsuk, known professionally as Bobby Breen, was born on November 4, 1927, in Montreal, Canada. He began his career as a child singer and actor, gaining popularity through film and radio appearances. His breakthrough came with the release of "Let's Sing Again" (1936), which charted at number 14. Breen signed with Decca Records and starred in films such as Rainbow on the River (1936) and Make a Wish (1937). By 1939, Breen's voice began to change due to puberty, leading him to retire from film acting. During World War II, he enlisted in the U.S. Army and was awarded the Bronze Star Medal for his service. Post-war, Breen reinvented himself as a tenor singer, performing in nightclubs and stock theatre. He passed away on September 19, 2016.