Schools out for summer, and Penny and her cousin Frankie have big plans to eat lots of butter pecan ice cream, swim at the local pool, and cheer on their favorite baseball teamthe Brooklyn Dodgers! But sometimes things dont go according to plan. Pennys mom doesnt want her to swim because shes afraid Penny will get polio. Frankie is constantly getting into trouble, and Penny feels caught between the two sides of her family. But even if the summer doesnt exactly start as planned . . . things can work out in the most unexpected ways!