There are more than one group by the name of Benedict Arnold. One is a punk rock band from Collinsville, Illinois.
These are photos from concerts where Benedict Arnold played, so they may be of other bands that played the concert as well.
Rude Fest 2016 - 3 day pass $65
Rude Fest 2016 - Day 1 of 3 Apr 1, 2016 St. Louis, Missouri, United States Uploaded by Rut
Peter & The Test Tube Babies - Rude Fest 2016
