There are multiple artists sharing the same name:
These are photos from concerts where Gallows played, so they may be of other bands that played the concert as well.
Panic Cell, Sonisphere 2011
Sonisphere 2011 UK (COMPLETE list from the event timings calendar) Jul 8 - 10, 2011 Knebworth, England, United Kingdom Uploaded by Sable D Credit: © Sable Delaney
Sonisphere 2011 Jul 8 - 10, 2011 Knebworth, England, United Kingdom Uploaded by Gwyn Williams
Sonisphere Festival 2011 Jul 8 - 10, 2011 Knebworth, England, United Kingdom Uploaded by Josh King
Sonisphere 2011 UK (COMPLETE list from the event timings calendar) Jul 8 - 10, 2011 Knebworth, England, United Kingdom Uploaded by Sable D
Parkway Drive, Sonisphere 2011
Slipknot, Sonisphere 2011
Wheezer, Sonisphere 2011
Sum 41, Sonisphere 2011
Sonisphere Festival 2010 Jul 30 - Aug 1, 2010 Knebworth, England, United Kingdom Uploaded by Josh King