The Legends of New Orleans R&B, honored at OffBeat’s Best of the Beat awards show, will be recreated during the upcoming fourth season of the HBO series Treme. Ironically, this year’s Lifetime Achievement Award for Music at Best of the Beat will be shared by a collection of New Orleans R&B greats—Clarence “Frogman” Henry, Al “Carnival Time” Johnson, Robert Parker, the Dixie Cups, Frankie Ford and Jean Knight—that overlaps with the par...