Aslag Guttormsgaard (born 6 March 1969) is a Norwegian musician, screenwriter and actor. Together with Egil Hegerberg and he is the founder of the artistic collective Duplex. His father is the artist Guttorm Guttormsgaard. Aslag is a really active man and has been involved with a numerous bands such as: , Hurra Torpedo, Black Debbath, , Aasen, LYD and The O-Men, and has also worked on various solo projects. In addition he has played several roles in Norwegian television series including the cowardly super-hero "Hønemannen" (Hen-man or Chicken-man) and the father of the main character in the film (Svein and the rat). He has also performed in several TV commercials for Telenor.