From a New York Times bestselling author and a rising-star illustrator comes a humorous tale based on an amazing-but-true story about the summer a city fountain was used as a goldfish pond. H, Little O, and Baby Em are stuck in the city for the summer with only their pet goldfish--Barracuda, Patch, and Fiss--for company. It's looking like it might be a pretty boring vacation, but one day, something exciting happens. Someone starts...