s” concert on Thursday, Dec. 17, at 7:30 p.m. at the Memorial Art Gallery. The concert features a varied program of organ, choral, and instrumental music for the Christmas season, with works by Cavazzoni, Gabrieli, Merula, Corelli, and Pasquini. The program will conclude with a performance of a favorite 18th century Italian Christmas carol (“Tu scendi dalle stelle’) with audience participation.