Yes, definitely the Spoonful. They had a unique sound that originated with jug band music, but they could be heavy, too. Witness
Summer in the Citywritten by John Sebastian's brother, Mark as a poem while a college student. The Lovin Spoonful disintegrated when Zal Yanovsky agreed to rat out others to avoid getting prosecuted for possesion of marijuana.
Sebastian also played harmonica on the CSNY classic,
Country Girl. Surprisingly, Sebastian played frequently with the Doors and is featured once again on harmonica on Roadhouse Blues.
Lennon, Hendrix, Morrison and Joplin...all dead.
Did the counterculture die or was it murdered?
www.TheWoodstockConspiracy.com
www.ClassicRockEsoterica.com