The Oak Lawn Chamber of Commerce cordially invites you to attend an evening of excitement and exhilaration. The 66th Annual Installation of Officers and Directors. Saturday,January 21, 2012, Hilton Oak Lawn, Grand Ballroom,9333 South Cicero, $45.00 per person includes 4 course meal with cash. 6:00 p.m. Cocktails, 7:00 p.m. Dinner, 8:30 p.m. Installation of Officers and Directors.9:00 p.m. Music and Dancing.Calll the Chamber office to make your reservation.