English: Markus Grosskopf, bass guitarist of the German Power Metal Band "Helloween", in December 2010, during the band's tour with Trick or Treat and Stratovarius, at the Effenaar in Eindhoven.
{{Information |Description={{en|1=Markus Grosskopf, bass guitarist of the German Power Metal Band "Helloween", in December 2010, during the band's tour with Trick or Treat and Stratovarius, at the Effenaar in Eindhoven.}} |Source={{own}} |Author=[[User:Pa