It's Prince Pip's birthday, and he can't wait to choose a pair of pants to wear on his special day. But where have all his pants gone? Could it be that the palace has planned a very special, pants-tastic surprise party? A royally funny picture book by an award-winning duo, with glow-in-the dark undies on the final page. It's Prince Pip's birthday, and he can't wait to choose a pair of pants to wear on his special day. But when he goes to his pants drawer, it's empty! Where have all his pants gone? Could it be that the palace hasplanned a very special, pants-tastic surprise party? A royally funny picture book by an award-winning duo, with glow-in-the dark undies on the final page.