I know this is supposed to be a comedy show, but John Oliver shows again and again that he is better at explaining the context of current events than almost anyone else currently attempting to do so. He kicked off the sixth season of Last Week Tonight on Sunday night by checking in on Brexit. To give his viewers some sense of the enormity of the clusterfuck in question, Oliver had to use extreme methods: a Churchillian address about how steadfastly the U.K.