Warren County Historical Society Victorian Christmas Open House, 6-8:30 p.m. Live music, decorations, refreshments, demonstrations, exhibits, horse-drawn trolley rides; regular hours, 8:30 a.m.-4:30 p.m.
Annual Christmas Parade and Santa's arrival in Warren, sponsored by Times Observer and WCCBI, 6:30 p.m.
Authors Book Shop, 227 Liberty St., will feature guitar and vocal music from Jim McQuiston, 6-8 p.m.
Warren Public Library, Market St., Warren, open, 10 a.m.-5 p.m.
Community lunch, free to the public, The Salvation Army, 311 Beech St., noon.
Christmas Memories with Youth Connection and ARTE, musical theater classes from the Library Theatre share special Christmas memories, carol sing, 8 p.m., after Christmas Walk, Library Theatre, 723-7231.
FOR A COMPLETE LISTING OF TONIGHT'S ACTIVITIES, VISIT THE WCCBI website: business.wccbi.org/events/details/warren-s-annual-christmas-parade-281
Warren General Hospital Auxiliary accepting $5 donations to add an angel to the Angel Giving Trees set up at the WGH Cancer Care Center & WGH Outpatient Lobby.
Retired women of Osram Sylvania/GTE, lunch, Chiodo's Restaurant, 1413 Pennsylvania Ave. E., Warren, 1 p.m.