OBITUARY: American Death Metal band.
Obituary (band) - Wikipedia, the free encyclopedia
OPETH: Progressive Metal band from Sweden. They have also used Black and Death Metal in their music.
Opeth - Wikipedia, the free encyclopedia
ORPHANED LAND: Progressive Metal band from Israel.
Orphaned Land - Wikipedia, the free encyclopedia
OSBOURNE, OZZY: Legendary frontman and singer for Black Sabbath.
Ozzy Osbourne - Wikipedia, the free encyclopedia
OVERKILL: US Thrash Metal band.
Overkill (band) - Wikipedia, the free encyclopedia
PANTERA: American Metal band active in the Groove Metal subgenre.
Pantera - Wikipedia, the free encyclopedia
PENTAGRAM: Doom Metal band from the USA, seen as one of the progenitors of the subgenre.
Pentagram (band) - Wikipedia, the free encyclopedia
PIG DESTROYER: Grindcore band from the US.
Pig Destroyer - Wikipedia, the free encyclopedia
POWER METAL: Utilising elements both from Speed and Progressive Metal, Power Metal usually features some of the same lyrical themes as Prog Metal, with a louder, more frenetic approach than the former and a penchant for neoclassical forms, as well as often a symphonic twist.
Power metal - Wikipedia, the free encyclopedia
PRAYING MANTIS: NWOBHM band who succumbed to the lure of the US, failed mostly and never quite managed to recover after that.
Praying Mantis (band) - Wikipedia, the free encyclopedia
PROGRESSIVE METAL: A genre of Metal closely associated with Progressive Rock, utilising more keyboards and longer songs, with themes more suited to Prog Rock bands, ie fantasy, dreams, literature and so on. Often includes elements from Gothic Metal. A harder form, really, of Prog Rock.
http://en.wikipedia.org/wiki/Progressive_metal
QUEENSRYCHE: Progressive Metal band from the USA.
Queensrÿche - Wikipedia, the free encyclopedia
QUORTHON: Frontman and composer --- and in the last years of his life, only member --- of Swedish Black Metal band Bathory.
Quorthon - Wikipedia, the free encyclopedia
RAINBOW: Set up by Ritchie Blackmore after his departure from Deep Purple, Rainbow went on to become one of the premier Metal bands of the seventies and eighties, and provided the springboard to fame and success for the late Ronnie James Dio.
Rainbow (rock band) - Wikipedia, the free encyclopedia
RAMMSTEIN: Metal band from Germany who usually only sing in their native tongue.
Rammstein - Wikipedia, the free encyclopedia
RAVEN: Rising stars of the NWOBHM, Raven were an early version of British Thrash Metal.
Raven (band) - Wikipedia, the free encyclopedia
READING FESTIVAL: Huge rock festival held every year in, well, Reading, in the UK.
Reading and Leeds Festivals - Wikipedia, the free encyclopedia
REIGN IN BLOOD: Seminal third album by Thrash Metal giants Slayer.
Reign in Blood - Wikipedia, the free encyclopedia
RHAPSODY OF FIRE: Formerly known simply as Rhapsody, Power Metal band from Italy who have since split with the founder, Luca Turilli, forming his own band called .... Luca Turilli's Rhapsody!
Rhapsody of Fire - Wikipedia, the free encyclopedia