There is a music band called Green Day.
21st Century Breakdown is the eighth studio album by American punk rock band Green Day . 924 Gilman Street . Gilman is mostly associated with being the springboard for the 90s pop-punk revival led by bands like Green Day , Operation Ivy , Rancid , and The Offspring . Green Day is an American punk rock band formed in 1986 by lead vocalist and guitarist Billie Joe Armstrong and bassist Mike Dirnt . Guitarist Jason White , who has worked with the band as a touring member since 1999 , was an official member from 2012 to 2016 .