Olsson was a prominent arranger and conductor of popular music . He was the musical director for the Swedish national final of the Eurovision Song Contest on multiple occasions in the 1960s and 1970s . He was the conductor for the Swedish ESC entries in 1967 , 1968 and 1972 ; as well as musical director of the Eurovision Song Contest 1975 . He died on 11 September 2013 , aged 83 .
Eurovision Song Contest 1975
Eurovision Song Contest 1975
Mats Olsson (musician)