Slim Harpo (born James Isaac Moore, January 11, 1924 – January 31, 1970) was an American blues musician, a leading exponent of the swamp blues style, and "one of the most commercially successful blues artists of his day". His most successful and influential recordings included "I'm a King Bee" (1957), "Rainin' in My Heart" (1961), and "Baby Scratch My Back" (1966) which reached number one on Billboard's R&B chart and number 16 on its broader Hot 100 singles chart. He was a master of the blues harmonica, known in blues circles as a "harp".
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