The Love Actually actress proved it Wednesday when she visited Buckingham Palace to be honored as a Dame Commander of the Most Excellent Order of the British Empire, one of the highest honors the royals bestow, wearing sneakers.
Thompson has been a longtime friend of the royals, and was honoured to be part of the moment with the man she saw grow from a young child.
Speaking about her friendship with both Prince William and Prince Harry, the actress continued: "It's really lovely because I've always loved the boys and I've always been a long-term correspondent with their dad, it's a very lovely feeling".
Upon receiving her medal from the third in line to the British throne, Prince William, Emma took an opportunity, let's be honest, everyone would want - she asked the prince for a peck, Hello! magazine reports.
She said: "I'd like to inspire others and empower others to believe in themselves, especially people with Down's syndrome". News. "He said, 'This day isn't about me, it's about you'". She did, however, wear a fancy suit (adorned with a pin supporting equal pay for women) that measured up to his royal ensemble.More news: Curry blow for England as they prepare for New Zealand test
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Apart from declaring with typical Thompson irreverence that it was "better than sex", the star went on to say, "There's a long history of relationships between Princes of Wales and actors - not just actresses, not just the rude relationships as he (Charles) would say, though god knows I've tried. I've known him since he was little, and we just sniggered at each other", she revealed after the ceremony, according to The Associated Press. "He wasn't having any of it".
Emma Thompson is officially a Dame!
Thompson was named for the female equivalent of a knighthood in the Queen's Birthday Honours List in June.
Another reason why you can't mess with a dame!