Original:  Speaking, unusually, to both Houses of Parliament, Mr Sarkozy went on to praise the help Britain gave to France during both World Wars and said that "France would never URLet" and that it owed Britain a debt of gratitude.
Revised:  Speaking, unusually, to both Houses of Parliament, Sarkozy went on to praise the help Britain gave to France during both World Wars and said that "France would never URLet" and that it owed Britain a debt of gratitude.
Edit intent: clarity