Rage Against the Machine is an American rock band from Los Angeles, California. Formed in 1991, the group consists of vocalist Zack de la Rocha, bassist and backing vocalist Tim Commerford, guitarist Tom Morello, and drummer Brad Wilk. Their songs express revolutionary left-wing political views. As of 2010, they had sold over 16 million records worldwide. Rage Against the Machine released its eponymous debut album in 1992 to commercial and critical success, leading to a slot in the 1993 Lollapalooza festival.