Mary Donaldson and Crown Prince Frederik married on 14 May 2004 in Copenhagen Cathedral, in Copenhagen. Mary wore a wedding gown designed by Danish designer Uffe Frank and had a small bridal party which included her two sisters and her friend Amber Petty, a radio announcer on commercial radio in Australia. Frederik was supported by his brother Prince Joachim. Three of Mary's nieces, Erin and Kate Stephens and Madisson Woods, were flower girls; Frederik's nephew Prince Nikolai of Denmark and first cousin once removed, Count Richard von Pfeil und Klein-Ellguth were pageboys.