Roald Dahl's Jack and the Beanstalk, the musical, has Jack (definitely whiffy) and the friendly farm animals defying the Giant's phenomenal sniffing powers and Jack's greedy mother to come out triumphantly rich - and squeaky clean. As well as starring roles for Jack, his mum, and the Giant, there are dozens of parts for farm animals and market traders - and everyone can sing in the chorus. Thousands of children have taken part in school performances...