In 1990 Karstein saw 5 performances during 4 concerts with 5 bands at 2 venues in 1 location.

Date   Concert   Venue   Location  
Oct 25, 1990
Thunder
  Setlists
Elm Street Oslo, Oslo, Norway
Sep 11, 1990
Hothouse Flowers Rockefeller Oslo, Oslo, Norway
Apr 05, 1990
Marillion
  Setlists
Rockefeller Oslo, Oslo, Norway
Mar 18, 1990
Fish / Stage Dolls
  Setlists
Rockefeller Oslo, Oslo, Norway