Udo Dirkschneider is the former singer of Accept and U.D.O.. He was born in 1952 and became one of Germany's most well known metal singers in the 1980s.
These are photos from concerts where Dirkschneider played, so they may be of other bands that played the concert as well.
Alcatraz Hard Rock & Metal Festival 2017 Aug 11 - 13, 2017 Kortrijk, Flanders, Belgium Uploaded by Wim Berghmans