There is a music band called Green Day.
21st Century Breakdown is the eighth studio album by American punk rock band Green Day . Dookie is the third studio album by American punk rock band Green Day , released on February 1 , 1994 , through Reprise Records . Green Day . For much of the group 's career , the band has been a trio with drummer Tré Cool , who replaced former drummer John Kiffmeyer in 1990 prior to the recording of the band 's second studio album , Kerplunk ( 1991 ) .