Knutsen & Ludvigsen was a humorous duo whose albums were primarily intended for children, but also became popular with more mature audiences.
He and Lorentzen formed Knutsen & Ludvigsen in 1970, and released five albums between 1970 and 1983, twice winning Spellemann awards for best children's record.
[1] In 1989, Dolmen released his first album without Lorentzen, called "På frifot".
This time he collaborated with female singer Ellen Klemp (aka Nellie Neuf), and the album earned Dolmen another Spellemann award for best children's record.
In 1991, he released his first solo album as the character "Feskhandler Thorske" ("Fishmonger Cod").