This is normal Canadian behavior in the United States: there is plenty more of this all around your country.  That you are first becoming aware of it should be viewed as a personal sign of progress.  Trump's entire Hollywood career is ultimately based on the ceaseless toil of British, Canadians and other Commonwealth citizens who attach themselves as barnacles to the American soul.  As you would expect, they scatter when the lights are turned on and people try to figure out what is going on.