Prince William’s romantic move for Kate Middleton revealed by royal butler Grant Harrold, who served King Charles III, discussed how the heir to the British throne won over the Princess of Wales in his book, "The Royal Butler: My Remarkable Life in Royal Service." NEW You can now listen to Fox News articles! For Kate Middleton and Prince William, royal duties take a back seat to parenting their children, as shown by how William stepped back from his duties during the princess’ cancer treatments,