Our Savior Lutheran Church, 13611 Laurel Bowie Road, is hosting its annual Christmas Concert Sunday, Dec. 18 at both 3 and 7 p.m. because of full houses in past years. Program includes carols and anthems performed by choir, brass, strings, handbells and praise team. Child care provided. Attendees urged to bring nonperishable food items to be given to the Elizabeth House food kitchen. 301-776-7670.