Julia Donaldson and Axel Scheffler are at their sparkling best inthis fabulously original sequel to the bestselling ZOG. Meet the Flying Doctors: Princess Pearl, Sir Gadabout and, of course,their trusty 'air ambulance', Zog the dragon, as they fly aroundthe country, tending to a sunburnt mermaid, a distressed unicorn,and even a sneezy lion.