Danny lives in a caravan with his father, the most marvellous and exciting father any boy ever had.
 
All the land around them belongs to Mr Victor Hazell, a rich snob with a great glistening beery face and tiny piggy eyes.
 
Nobody likes him, not one-little bit.

So one day, Danny and his father concoct a daring plot that will give the old blue-faced baboon Victor Hazell the greatest shock of his life - so long as they don't get caught . . .