And Germany's foreign minister sent him a letter in response along the lines, "You say you are a Jew, but where is the evidence? Show us your papers and your Star of David. You have until next Monday before we have you arrested and placed in a concentration camp!" And then the rest of the E.U. replied, "We do not approve of such letters and condone the German minister's actions." And then Lieberman cried, "NINETEEN-FORTIES! NINETEEN-FORTIES! REMEMBER THE NINETEEN-FORTIES!" To which the U.S. replied, "Op- Op-Op Op- Oppa Gangnam Style!"