OIL CITY, La. (KTAL/KMSS) – Celebrate the holidays with the 30th Annual Christmas on Caddo Fireworks Festival coming to Oil City in early December. Get into the Christmas spirit with this free family fun festival on Saturday, December 7, at Earl G. Williamson Park in Oil City. The festival opens at 1 p.m., and the fireworks begin at 6:30 p.m.