Green Day makes music.
American Idiot is the seventh studio album by American rock band Green Day . Green Day . Green Day 's three follow-up albums , Insomniac ( 1995 ) , Nimrod ( 1997 ) , and Warning ( 2000 ) did not achieve the massive success of Dookie , though they were still successful , with Insomniac and Nimrod reaching double platinum and Warning achieving platinum status . The band 's rock opera , American Idiot ( 2004 ) , reignited the band 's popularity with a younger generation , selling six million copies in the U.S. . Insomniac is the fourth studio album by American punk rock band Green Day , released on October 10 , 1995 by Reprise Records . Warning ( stylized as WARNING :) is the sixth studio album by American punk rock band Green Day , released on October 3 , 2000 by Reprise Records .