The following selections were found in iTunes for
Buddy Guy "Mannish Boy":

Title	Artist	Album	PURCHASE
Innocent Man / Mannish Boy / Backdoor Man	Buddy Guy	Buddy's Baddest: The Best of Buddy Guy
Mannish Boy	Buddy Guy	Live At Legends
Innocent Man / Mannish Boy / Backdoor Man	Buddy Guy	Best of the Silvertone Years 1991-2005
Mannish Boy	Junior Wells	Blues Jam Live Audio: Junior Wells with Buddy Guy & Roy Hytower & Pistol Pete