Hannah loves gorillas but has never seen one. Her father's too busy to take her to the zoo - or for anything else come to that. For her birthday, Hannah asks her father for a gorilla - but is disappointed when she discovers that the gorilla she's got is just a toy one. But then something extraordinary happens ... the toy turns into a real gorilla, who puts on her father's hat and coat and takes her off for a magical visit to the zoo...
