In 1988 Hennessy666 saw 2 performances during 2 concerts with 2 bands at 2 venues in 2 locations.

Date Concert Venue Location
Oct 29, 1988
Helloween
  Setlists
Eulachhalle Winterthur, Zurich, Switzerland
Sep 22, 1988
Slayer
  Setlists
Volkshaus Zürich, Zürich, Switzerland