A special birthday deserves a special birthday treat! Olivia has just turned ten-years-old. Her father takes her to London for a fun day out in the big city. As they begin their journey on the London Underground, Olivia spots an intriguing looking man who is carrying a little square box on his lap. Curious by nature, she is stunned to discover that the man is famous in London and that he goes by the name `Giraffe Box Jorge'. Excited by what the man might be doing and where he is off to with his little box, Olivia persuades her father to leave the train when Jorge does - and so their race across London begins. A race that sees them follow Jorge to Downing Street, the Tate Modern Gallery and eventually to Canary Wharf where Giraffe Box Jorge runs "The World's only Miniature Zoo". But they are stopped in their tracks when they realise that they've been discovered...