On June 20 and 21, King Simeon and Queen Margarita will be in Chantilly upon the occasion of the sixtieth anniversary of the Madrid Declaration. The event will take place from 5:30pm at the Chantilly Castle, the residence of the Princes des Potager (if I've understood the translation correctly).
The event will be featuring Bulgarian music and on June 21, King Simeon will be presenting his autobiography A Singular Destiny
Source: Le roi et la reine de Bulgarie à Chantilly
"She is a little angel and like her name, she brings sunshine even on cloudy days. From the bottom of our hearts, we would like to thank each and every one of you for your lovely best wishes for our daughter. She feels very loved". HRH Princess Madeleine, Duchess of Hälsingland and Gästrikland on her daughter, HRH Princess Leonore, Duchess of Gotland.