Sing-along -- St. James Episcopal Church will hold its 21st Messiah Sing-along at 4 p.m. Sunday at 5757 Solomons Island Road, Lothian. Vocalists are welcome to bring musical scores for the Christmas portion of Handel's oratorio and the Hallelujah Chorus. A candlelight reception will follow in the parish hall. 410-224-2478, or www.st jameslothian.com.