Armed with a boom box, a stage wardrobe, and a tube of city maps, five tap-dancing country rats, who call themselves the Rattoons, set off to seek their fame in Rat Hollow-the rat community that pulses with a life all its own beneath the streets of New York City.But when Rat Hollow turns its back on them, the Rattoons break the law and take their act aboveground to dance for humans in front of the Metropolitan Museum, only to find that danger assails them from every direction. So the Rattoons turn to Oliver String Bean Bailey, the legendary human impresario who knows rat speak. Will he help them achieve their dancing dream?