Does Boris know who composed Rule Britannia?

After David Cameron failed his British culture test on the David Letterman show we put London Mayor Boris Johnson to the test today.

Watch the video below to see if Boris knew that Thomas Arne composed Rule Britannia and that Magna Carta translates to Great Charter.


Chat show quiz stumps Cameron

David Cameron was subjected to a random quiz on British culture and history as he appeared on one of the USA's most influential TV chat shows, David Letterman.