Union Presbyterian Church, 5637 Street Road, Kirkwood, will host the annual Christmas Organ Concert on Sunday, Dec. 19, at 6:30 p.m. Organist Bob Trimble will play Christmas songs and hymns, including sing-alongs on the church's rare, recently restored 1930 United States Pipe Organ Company organ.

The concert is free and open to the public. For details, call the church at 717-529-2000.