There are multiple artists called Symmetry:
These are photos from concerts where Symmetry played, so they may be of other bands that played the concert as well.
Coasts / Knox Hamilton / Symmetry May 23, 2016 Orlando, Florida, United States Uploaded by Tiffsgigs
Knox Hamilton / Symmetry / Coasts (UK) Apr 14, 2016 Atlanta, Georgia, United States Uploaded by Josie Thompson