There are more than one band with this name
These are photos from concerts where Popgun played, so they may be of other bands that played the concert as well.
Old Ironsides 79th Anniversary Jun 14 - 15, 2013 Sacramento, California, United States Uploaded by Chris Rodg
The Mr. T Experience / Helper Monkeys / Popgun / The Losin' Streaks Feb 7, 2004 Sacramento, California, United States Uploaded by Sacramento Shows