Joachim Heinz Ehrig (born 15 November 1951), better known by his stage name Eroc, is a German musician and sound engineer. He served as the drummer and band leader of the German progressive rock group Grobschnitt from 1970 until 1983. He also released five solo albums between 1975 and 1987. Discography Solo albums Eroc (1975), Brain Eroc Zwei (1976), Brain Eroc 3 (1979), Brain Eroc 4 (1982), Brain Changing Skies (1987), Metronome With Hans Reichel Kino (1986), Teldec Import Service The Return of Onkel Boskopp (1997), Repertoire With Urs Fuchs Eurosonic Experiences (1999), Wolkenreise References External links Official website German electronic musicians German drummers Male drummers German male musicians 1951 births Living people Krautrock Brain Records artists Warner Music Sweden artists