Erwin C. Dietrich – Ich, ein Groupie AKA Me, a Groupie (1970)
A beautiful blonde hooks up with a rock star, and after a night of sex and drugs, he leaves. She, though, has fallen madly in love with him, and sets out with her girlfriend across Europe to track him down. On the way, however, she gets mixed up with everyone from a gang of nasty bikers to a ring of devil worshipers.
dual audio tracks (English and Deutsch)