I think this ranks amongst the best of the post-war British comedies. The residents of an heavily bombed-out part of London are deliberating what to do with some waste ground when an unexploded bomb goes off on the site leading to the discovery of a fantastic medieval treasure. Amongst this treasure is a document identified by an on-form Margaret Rutherford as the ditzy professor, that states that these residents are not Londoners at all - but Burgundians. Dazzled by pride and the value of their hoard, they declare a sort of UDI and the story unfolds from there. This film typifies the "blitz" s... read the rest.