When Cat loses a tooth, the Tooth Fairy de­livers a wholly unwanted sidekick: a mouse. Together, Cat and Mouse are tasked with run­ning a few Tooth Fairy–related errands—a challenge, since Mouse is as competitive and mischievous and comically self-involved as Cat. The stakes rise and so does the deadpan hilarity, culminating in a satisfying surprise that will leave readers eager for yet another delightfully devious Cat adventure. Cat’s hijinks are perfect for any time of year in this toothsome escapade.