Calendar Concerts (November 17 through January 31) Tuesday, November 18 8:00 PM Boston University Baroque Orchestra Friday, December 5 6:00 PM Service of Lessons and Carols at Marsh Chapel Saturday, December 6 2:00 PM BU Choruses & BU Chamber Orchestra - Masterworks Concert Sunday, December 7 8:00 PM Time's Arrow Monday, December 8 7:30 PM Boston University Symphony Orchestra