Prince Harry's book 'Spare' is causing a stir in the royal family.
Harry spills secrets and calls some palace staff derogatory names.
King Charles III is said to be furious and has a plan to stop Harry.
Harry talks about his life in the royal family, his relationship with William and Kate, and his grief over Diana.
The book also delves into the inner workings of the palace and reveals some claims about Charles and Camilla.
Royal expert Robert Jobson calls the comments in the book deeply insulting.
Despite the drama, Harry's book is a best-seller with over 400,000 copies sold.
Harry refers to three palace staff as "The Bee," "The Fly," and "The Wasp."
Charles wants to prevent Harry from being too critical in his comments.