When Arthur joins a tour bus for a guided journey around the city, he decides he could do a much better job.

After meeting a Tour Operator in the street whilst doing his daily chores, Arthur joins a Tour Bus giving guided journeys around the city - and is, as only Arthur can be, hugely disappointed with his experience.

Misunderstandings and misinformation abound, and after a stop to buy some pies from the market Arthur heads to the Shoulder of Mutton to talk through his annoyance at the day-so-far with Jack.

He comes up with a plan to develop his very own and much improved tours of the city and, not having a bus at his disposal, decides to conduct walking tours.

Whilst starting this new venture in earnest, Artrhur's best-laid plans, as usual, don't quite go as he'd hoped...