Oscar is out and about looking for the best place to skateboard when he comes across two other kids who reckon they've found it. Holding a mirror at just the right angle gives you a one-way ticket to the world's greatest skate park. Through a crack in reality, Oscar finds himself on an urgent quest, along with the Mettlestone-Staranise sisters, to unlock a silver spell that's trapped the Elven city of Dun-sorey-lo-vay-lo-hey.'The Astonishing Chronicles of Oscar From Elsewhere' is the fourth book in Jaclyn Moriarty's Kingdoms and Empires series.In this episode Gregory Dobbs chats to Jaclyn Moriarty about the origins of the cheeky, skateboard-wielding boy named Oscar, how you're never too young to be a sceptic, and how just looking like an adult doesn't necessarily make you one.