The Real Nitty-Gritty (Shenanigans)

Foster and Marie's parents leave their children with their aunt. While they are away, a fire breaks out in the house. The children each give a different account of what caused the fire. Finally the aunt reveals the truth that her careless cigarette smoking caused the fire. But the children are scorned and punished for working on their aunt's nerves which lead up to her lighting up a cigarette in the first place.