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A New York Times bestseller!Inconvenient monster alarms, a sparkly array of princess guests, and spot-on slapstick pacing make for a party readers ...

Even monster-battling princesses get tired sometimes! But a peaceful time away is hard to find as the humorous New York Times best-selling series c...

Noseholes and elephants! A pet-eating monster interrupts a perfect playdate with Princess Sneezewort . . . but who is that new masked avenger?Princ...