Real name: Wili Jönsson

Danish rock-bassist, born 27 March 1942 on the island of Amager to a Danish mother and a Swedish father. Mostly known as the bassist of Gasolin' from 1969 to 1978. Recording debut as organist in Peter Belli & Seven Sounds in 1966. Also organist in Exploding Mushroom in the same period. After Gasolin', member of Frede Fup, Sorte Penge, Tyg, and Bolværket, as well as backing musian for numerous Danish artists like Swing Jørgen, Peter Belli, Sanne Salomonsen, Allan Olsen, Sort Sol, Peter Sommer and Lasse & Mathilde. Married to Katrine Jensenius, his partner since 1968.