King Charles III's former aide is revealing if the monarch, Queen Camilla, and some other royal family members celebrate Halloween. Millions of people around the world celebrate Halloween including some members of the royal family. However, an old rule once prohibited any of them from doing so. Now, someone who used to work for the royals is revealing who does and doesn’t celebrate the spooky holiday. Why the royals aren’t supposed to celebrate Halloween It’s been reported that over the years Prince William and the Princess of Wales’ (formerly known as Kate Middleton) children have gone trick-or-treating although they managed...