Transcriptions and bass lines played by John Goldsby from the Jamey Aebersold Play-A-Long recordings Volumes 41, 48, and 55. Includes bass lines from the tracks Alone Together, What's New, Do Nothin' 'Till You Hear From Me, Yesterday, All The Things You Are, and 5 more. Instruction and analysis for each tune. Discusses the rules to bass line construction as well as the overall role of the bass in the jazz combo.