Question: Machine Gun Blues is by an American punk rock band that was formed in 1978 in what California city?
Sentence (from "Social Distortion"): The band currently consists of Mike Ness (lead vocals, lead guitar), Jonny Wickersham (rhythm guitar, backing vocals), Brent Harding (bass, backing vocals), David Hidalgo Jr. (drums), and David Kalish (keyboards).
Relevant evidence: No