Princess Mette Marit attends Christmas dinner at Rådhushallen Selasa, 19 Desember 2017 Celebrity, Fashion, Food, Gossip, Lifestyle, News, Style, Travel, World In the evening of December 19, 2017, Crown Princess Mette-Marit of Norway attended the Oslo municipality's annual Christmas dinner at City Hall (Rådhushallen) in Oslo. Tweet Subscribe to receive free email updates: