Benjamin (Bull Moose) Jackson (1919 – 1989) was an American blues and rhythm and blues singer and saxophonist. He acquired his nickname from members of the Lucky Millinder orchestra when he played with it in the mid-1940s; his colleagues thought he looked like a bull moose. As a singer he had several rhythm and blues hits for King Records in the late 1940s and early 1950s. he was known for both romantic ballads (for example, "All My Love Belongs to You") and risque jump blues numbers (for example, "Big Ten Inch Record"). His 1947 recording of "I Love You, Yes I Do" was the first rhythm and blues record to sell a million copies.