HEIDELBERG, GERMANY - JULY 20:  Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge arrive for a reception with creatives at 'Claerchens Ballhaus' the last original dancehall in Berlin on the second day of their visit to Germany on July 20, 2017 in Berlin, Germany. The royal couple are on a three-day trip to Germany that includes visits to Berlin, Hamburg and Heidelberg.  (Photo by Sean Gallup - Pool/Getty Images)