Legendary composer Wardell "The Creole Beethoven" Quezergue presents a free R&B Christmas show this Sunday (Dec. 9) at the Cabildo. Quezergue arranged music for some of New Orleans best known performers, including Fats Domino, Professor Longhair, Aaron Neville and Dr. John. He'll lead a 10-piece band that includes his son Brian Quezergue. The performance is supported by the Louisiana State Museum, Renew Our Music and MK Charities (which organizes the Ponderosa Stomp - an annual spring showcase of unsung musical talents including legends of R&B and early rock and roll.) The show goes from 2 p.m. to 4 p.m. Sun., Dec. 9 at the Cabildo, 701 Chartres St.