Bernt Arne Jansen (born 1966) a Norwegian bassist from Sarpsborg . Jansen grew up in Lande, but the family eventually moved to Kalnes Agricultural School. There he gained access to practice facilities and started several bands, including the power metal band Artch , where he went by the name Brent Jansen. In 1992, Jansen started the production A Rock'n'Roll Adventure with Ulf Roppestad . The rock show has had several successes in Sarpsborg over the years. Otherwise, there was a lot of pub playing in the 1990s . He later joined the group Wig Wam , where he used the stage name Flash. At the end of 2011, Jansen started the side project Baby Snakes with bandmate Trond Holter . In the summer of 2012, it was announced that Jansen and Holter would also be found in the new line-up of Jørn Lande 's live band , Jorn .