Big Dee Irwin was an American singer-songwriter known for his soulful rhythm and blues style. Born in New York City in 1932, Irwin rose to prominence in the early 1960s with his hit single "Swinging On A Star," a duet with Little Eva, which showcased his smooth vocal ability and knack for catchy melodies. Despite his limited discography, Irwin's contribution to the R&B genre was significant, highlighting his unique ability to blend pop and soul elements. His most influential works continue to resonate in the music industry, marking him as a notable figure in 20th-century American music.