Ma and Pa Kettle at the Fair is a 1952 American comedy film directed by Charles Barton. Ma and Pa are trying to raise enough money at the county fair to send their daughter Rosie to college. Ma competes in baking and Pa enters a trotter in a horse race, while Rosie takes up with handsome young Marvin Johnson. Starring Marjorie Main, Percy Kilbride, James Best, Lori Nelson.