Avsnitt 3

When Eric needs to get £35 to pay the window washer, he is forced to break Claire's piggy bank to get the money. In doing so, he finds her diary and discovers she wants a pony. Finding that a pony is out of his price range, he gets a smelly donkey with removable ears. When Claire insists the donkey go in the Gymkhana at school, Eric has no choice but to enter the old thing in the competition . Meanwhile, Brian and Maria raise havoc with a chemistry set.