One rainy day in the city, an eager little boy exclaims, "Rain!" Across town a grumpy man grumbles, "Rain." The boy in his green frog hat splashes in puddles - "Hoppy, hoppy, hoppy!" - while the old man curses the "dang puddles." Can the boy's natural exuberance (and perhaps a cookie) cheer up the grouchy gentleman and turn the day around?