What happens when Joey and his sister, Mary Alice -- two city slickers from Chicago -- make their annual summer visits to Grandma Dowdel's seemingly sleepy Illinois town? August 1929: They see their first corpse, and he isn't resting easy. August 1930: The Cowgill boys terrorize the town, and Grandma fights back. August 1931: Joey and Mary Alice help Grandma trespass, poach, catch the sheriff in his underwear, and feed the hungry -- all in one day.