Boy in tights

the long version

"Joe discovers his parents are spies, which is great. But Joe's parents are in danger which is not so great. And Joe has to go undercover as a girl which is definitely not great at all. Joe (now Josephine) is miserable when he starts his new school in a blond wig, dress and tights. But soon he has a spy mission of his own. Using a host of unusual gadgets, Joe investigates some suspicious goings on. But can he do so without revealing his true identity?"--Back cover.