Prince William totally got Gary Oldman cracking up during his knighting ceremony! But what did Wills say?? In case you didn't hear, the 67-year-old actor was awarded knighthood by the royal family for his services to drama on Wednesday. The huge honor came with a lavish ceremony, of course. But William apparently couldn't keep his cheeky remarks to himself! While chatting to iTV post-ceremony, Gary said the Prince of Wales told him he was a "fan" of his Apple TV+ show Slow Horses, and added: "I just want to give you a good wash [every time I see you on screen].