There are several bootlegs for Operation Ivy for which a date is currently unknown. The known tourdates and locations for Operation Ivy which these could possibly be are: 1987-05-16: Dave Mello, Albany, CA, USA 1987-06-14: Gilman Street Project, Berkeley, CA, USA 1987-07-04: Gilman Street Project, Berkeley, CA, USA 1987-08-11: Gilman Street Project, Berkeley, CA, USA 1987-12-31: Gilman Street Project, Berkeley, CA, USA 1988-04-10: Durty Nellie's, Palatine, IL, USA 1988-04-25: Boilermaker's, St. Louis, MO, USA 1988-06-04: Gilman Street Project, Berkeley, CA, USA [http://img.photobucket.com/albums/v135/loserlist69/OPIV019.jpg|1988-06-24: Gilman Street Project, Berkeley, CA, USA] 1988-08-01: The Place, Davis, CA, USA 1988-12-26: Danceteria, Sacramento, CA, USA 1989-02-19: Guernevine, CA, USA 1989-04-15: Gilman Street Project, Berkeley, CA, USA The group's last non-reunion performance was on 1989-05-28 at the Gilman St. Project. That same show was also Green Day's first performance under that band name.