Na 1976, e kere otu na Hamburg. A na-akpọbu ya Granite Hearts. Ndị otu ahụ nwere Rolf Kasparek (onye na-akụ ụda olu, onye na-agụ guitar), Uwe Bendig (guitarist), Michael Hofmann (ọkụkụ) na Jörg Schwarz (bassist). Afọ abụọ ka e mesịrị, ndị otu ahụ kpebiri iji Matthias Kaufmann na Hasch dochie bassist na onye na-egwu egwu. N'afọ 1979, ndị na-egwu egwu kpebiri ịgbanwe aha otu ahụ na-agba ọsọ Wild. […]
