Spooner was born and raised in Arizona with a few years spent in Lubbock, Texas. His family later moved back to Arizona, to Phoenix, where he began to play guitar. His first band was the XLs, a Beatles cover band. A band he started subsequently, the Beans, moved to San Francisco in 1970. Shortly after arriving the Beans merged with another group, the Red, White and Blues Band, to become the Tubes. He was guitarist, vocalist and principal songwriter for this group, known for their theatrical stage performances. The Tubes became a successful local and eventually nationally known band, and had a series of bestselling albums and hit singles in the late 70's and early 80's.