King Frederik and Queen Mary hosted a glamourous event days after affair rumours were quashed by socialite. The Danish royal couple shared photos of their gala dinner at Amalienborg on Monday evening to Instagram. At the event they were joined by Margrethe II, 83, who abdicated the crown in favour of her son in January. The engagement comes days after Mexican socialite Genoveva Casanova spoke out following accusations of having an affair with King Fredrik. Casanova previously denied having any romantic relationship with the King of Denmark while the Danish royal household did not comment. The …