Considered as one of the best guitarist in Norway. Born 20th August 1958 in Oslo, Marius already turned professional at the tender age of 16. He gained recognition in 1981 with the song Den du veit (You know who). His most popular song came in 1983 titled Carmen.
He formed the band Funhouse in the early 90's and held it going until 1997. He was also one of the men in a show on NRK radio called Herreavdelingen (Gentlemens department).
Marius Müller died in a car accident on March 14th, 1999.