Greg Barnett is the guitarist and vocalist for the punk band The Menzingers. He previously played in Kos Mos before joining The Menzingers.
These are photos from concerts where Greg Barnett played, so they may be of other bands that played the concert as well.
Roger Harvey / Greg Barnett / Augusta Koch / Jeff Riddle May 20, 2016 Philadelphia, Pennsylvania, United States Uploaded by Ktlb