sentences:  Since 1991, Billie Joe Armstrong has been a member of Pinhead Gunpowder, providing guitars and vocals along with Jason White.Musician and Zine writer Aaron Cometbus (drums, lyrics), Green Day road manager Bill Schneider (bass), round out the lineup.Primarily a "studio only" type of side-project, the band has done a scant few rare shows, the last one occurring on February 12, 2010, at 924 Gilman Street in Berkeley, California.