Crown Princess Mary of Denmark is seen during her visit at the cancer uni-clinic for kids and teenager on September 28, 2010 in Rostock, Germany. Frederik and Mary are on a two-day visit to northern Germany. (September 27, 2010 - Source: Pool/Getty Images Europe)
Princess Mary Danish Crown Prince Frederik and Danish Crown Princess Mary, who is pregnant with twins, attend a reception and dinner in their honour at Schloss Schwerin palace on September 27, 2010 in Schwerin, Germany. Prince Frederik and Princess Mary are on a two-day visit to northern Germany.