The residents of a London suburb discover documents proving their neighbourhood is not part of Britain, and declare independence. Appointing their own head of state, they begin erecting borders as the government resorts to desperate measures to bring the community back under British rule. Comedy, starring Stanley Holloway and Margaret Rutherford.

When an unexploded WWII bomb is accidentally detonated in Pimlico, it reveals a treasure trove and documents proving that the region is in fact part of Burgundy, France and thus foreign territory. The British government attempts to regain control by setting up border controls and cutting off services to the area.