False Information ! 5 seconds of research would have revealed that was a 2015 promotional video for a cable television show regarding a fictitious royal family that was posted online as if it was real and created an unnecessary scandal for the real Royal Family. It is called fauxtography. Also it was an adult man and an actress posing as a fictional princess was in the window.
"When there is no belief in objective truth, the differences between fact and fiction, true and false become blurred." Professor Randy Wayne.
May the very classy real Queen rest in peace. May her immediate family and national family be inspired by her life of grace.