A new Jacqueline Wilson paperback is always to be welcomed. It's the story of Diamond, the circus acrobat who first appeared in the hugely popular }Hetty Feather{ books. Ages: 9+. 'She should be prescribed for all cases of reading reluctance' }Independent On Sunday When a mysterious, cruel-eyed stranger spots her performing, Diamond is sold - and is taken to become an acrobat at Tanglefield’s Travelling Circus. The crowds adore Diamond, but life behind the velvet curtains is far from glamorous.