IN THEORY COLLABORATES WITH ERIC GALES, VINNY APPICE (BLACK SABBATH, DIO) TOMMY HENRIKSEN (ALICE COOPER, THE HOLLYWOOD VAMPIRES) AND PERRY RICHARDSON (FIREHOUSE, STRYPER) ON THEIR NEW ALBUM RETRIBUTION.
In Theory which is headed up by Mike Mostert and Tony Covino is not your average rock band; they are…