Green Day is incapable of being a music band.
21st Century Breakdown is the eighth studio album by American punk rock band Green Day . Green Day . Guitarist Jason White , who has worked with the band as a touring member since 1999 , was an official member from 2012 to 2016 . Jason White ( born November 11 , 1973 ) is an American musician , best known as the current touring guitarist for the American punk rock band Green Day . Frank Edwin Wright III ( born December 9 , 1972 ) , known professionally as Tré Cool , is a German-born American musician , drummer and composer , best known as the drummer for the punk rock band Green Day .