Gene Simmons is a prominent figure in the world of rock music, known primarily as the bassist and co-lead vocalist of the American hard rock band, KISS. Born Chaim Witz in Israel in 1949, Simmons co-founded KISS in the early 1970s, playing a major role in the band's theatrical performances with his stage persona 'The Demon'. His distinctive raspy vocal style and aggressive bass playing have been integral to the band's signature sound, which incorporates elements of hard rock, heavy metal, and glam rock. With chart-topping hits such as "Rock and Roll All Nite" and "Detroit Rock City", Simmons and KISS have made a significant impact on the global music scene.