Go back in time with No. 1 bestselling author David Walliams for a whizz-bang epic adventure of action, laughter and secret plots - and the extraordinary friendship between a little boy and a huge gorilla that just might save the day?
Go back in time with No. 1 bestselling author David Walliams for a whizz-bang epic adventure of action, laughter and secret plots - and the extraordinary friendship between a little boy and a huge gorilla that just might save the day?