Perfecto de Castro Marco Sfogli Sker Point Jari Mäenpää Gretchen (band) Robert Hecker Derek Keller John Myung Amplifier modeling X-League (Japan) Andreas Kisser Michael Romeo Power Quest Mesa/Boogie Mark Series James Hetfield Eraserheads Marcus Siepen Atsushi Matsuura (musician) Kasperi Heikkinen Kenny Hickey Rivermaya (album) Rivermaya Mike Derks (musician) Hammerfest (festival) Paracroton zeylanicus Bloodstock Open Air NU Rock Awards