Garbage is an American rock band formed in 1993 in Madison, Wisconsin. The band's lineup—consisting of Scottish singer Shirley Manson (vocals) and American musicians Duke Erikson (guitar, bass, keyboards), Steve Marker (guitar, keyboards), and Butch Vig (drums, production)—has remained unchanged since its inception. All four members are involved in the songwriting and production process. Garbage has sold over 17 million albums worldwide.