Kevin Michael "GG" Allin (born Jesus Christ Allin; August 29, 1956 – June 28, 1993) was an American punk rock singer-songwriter who performed and recorded with many groups during his career. Allin was best known for his controversial live performances, which often featured transgressive acts, including self-mutilation, onstage defecation and coprophagia, indecent exposure and assaulting audience members, for which he was arrested and imprisoned on multiple occasions. AllMusic and G4TV's That's T ...