Based on poems from the author's book, Gargling With Jelly. Sadly, everything in Jimmy's world is grey and boring, because of the evil Doctor Sensible and her terrible medicine which inoculates people against fun. The doctor is poised to sell her medicine worldwide, with only one condition: she must get Jimmy, the last child in Britian to resist her, to take it within four days. He refuses, and as the deadline approaches Dr Sensible becomes more and more cunning...