Shock G
Gregory Edward Jacobs  (August 25, 1963 – April 22, 2021), known professionally as Shock G and by his alter ego Humpty Hump, was an American rapper, musician, record producer, singer, songwriter, and cartoonist best known as the lead vocalist of the hip hop group Digital Underground. He is responsible for Digital Underground's "The Humpty Dance," Tupac Shakur (2Pac)'s breakthrough single "I Get Around," and co-producer of Shakur's first album 2Pacalypse Now (1991).