Jimmy Castor, American singer-songwriter and saxophonist (b. 1940)

James Walter Castor (June 23, 1940[n1] – January 16, 2012) was an American funk, R&B, and soul musician. He is credited with vocals, saxophone and composition. He is best known for songs such as "It's Just Begun", "Bertha Butt Boogie", and the biggest hit single, million-seller "Troglodyte (Cave Man)."