In his memoir, ‘The Royal Butler: My Remarkable Life in Royal Service,’ Grant Harrold, the royal but, has shared insights into Prince William’s efforts to win over Kate Middleton. As the royal butler who served King Charles III, Harrold’s account reveals the meticulous strategies and thoughtful gestures the Duke of Cambridge employed to win the heart of the Princess of Wales. The book’s revelations add a new layer of intrigue to the couple’s public relationship, offering fans a deeper understanding of the private dynamics behind the throne.