Billy is playing in his backyard with his dog and baby sister, Mary. A ball from the neighboring yard hits him on the head, leading to a fight with the ball's six-year-old owner, Jack. Billy loses the fight and sends his dog to avenge him, which scares Jack. Later on the beach, Jack leaves his four-year-old sweetheart, Olive, to buy ice cream. Billy approaches Olive and she leaves with him,... see more