 As a teenager he joined his parents in Stockholm, where he soon became interested in the burgeoning rock and roll scene and taught himself to play the guitar, before joining the band Rock-Olga.After the rock and roll craze gave way to jazz and blues in the late fifties, he joined 'Slim Notini's Blues Gang' as a guitarist.Hansson was able to move on and form his own blues group The Merrymen, who supported The Rolling Stones on an early Scandinavian tour.