A new royal tell-all book is hitting shelves this month, and in an excerpt from Tom Quinn's Yes Ma'am: The Secret Life of Royal Servants, published in the Times Feb. 6, the royal author reveals a story about Prince William that will tug at anyone's heartstrings.

Princess Kate Middleton may be married to Prince William, but sometimes he's just like one of the kids, according to a new book about the royals. An excerpt from Tom Quinn's upcoming book, Yes Ma'am: The Secret Life of Royal Servants,