Crosby, Stills and Nash is a folk rock super group made up of David Crosby, Stephen Stills and Graham Nash. They are known as Crosby, Stills, Nash and Young when joined by occasional fourth member Neil Young. The Acoustic Concert is mastered with a loud and full sound. It was videotaped at a 1991 show in San Francisco that was done as a memorial to the group’s friend, Bill Graham.