King Charles and Queen Camilla have been through the toughest of times together. Their up-and-down story all began with their infamous affair while still married to their partners, Charles with Princess Diana and Camilla with Andrew Parker Bowles. But while the public – and parts of the Royal Family – had a tough time accepting Camilla, she eventually managed to turn it around and become a beloved member of the Firm.Now Camilla wasn’t royal from the beginning, instead growing up in Sussex, where she and her sister, Annabel, were very close. The two did everything together, including attending the same school. These days, Annabel has gotten used to attending some rather glamorous royal events, including the coronation of King Charles.Camilla’s sister Annabel has stayed in the background for most of her life, not wanting to be a public figure. Recently though, she decided to speak out, revealing new details about what King Charles and Queen Camilla’s marriage is really like.