Green Day is a punk rock musical group.
American Idiot is the seventh studio album by American rock band Green Day . Green Day is an American punk rock band formed in 1986 by lead vocalist and guitarist Billie Joe Armstrong and bassist Mike Dirnt . The band 's twelfth studio album , Revolution Radio was released on October 7 , 2016 and debuted at number one on the Billboard 200 , their third album to do so . Revolution Radio is the twelfth studio album by American punk rock band Green Day , released on October 7 , 2016 , through Reprise Records .