Many in Berlin shocked by emergence of far-right group Pegida but counter-demonstrators marched through the city under the slogan ‘Dresden Nazi-free’‘Pinstripe Nazis’ show the immigration debate is overheatedA record 17,000 people have joined the latest in a string of demonstrations against Islam in eastern Germany, celebrating the rise of their far-right populist movement by singing Christmas carols.The march on Monday night was organised by Patriotic Europeans Against the Islamisation of the Occident or Pegida – a group that has grown rapidly since its first protest in October.