O’Fallon Knights of Columbus & Ladies Auxiliary Fish Fry — 11 a.m. to 1 p.m. and 4-8 p.m. Knights of Columbus Hall, 402 E. U.S. 50, O’Fallon. Traditional menu of cod, tilapia, catfish, and several …O’Fallon Knights of Columbus & Ladies Auxiliary Fish Fry — 11 a.m. to 1 p.m. and 4-8 p.m. Knights of Columbus Hall, 402 E. U.S. 50, O’Fallon. Traditional menu of cod, tilapia, catfish, and several …