Prince William's recent encounter with Taylor Swift following one of her Eras Tour concerts at Wembley Stadium stunned Internet users, particularly when the popstar shared the intimate backstage moment with her 283 million Instagram followers on Saturday (June 22). Taylor congratulated the prince on his 42nd birthday, writing, "Happy Bday M8! London shows are off to a splendid start." But this is far from being the most memorable encounter between royal figures and celebrities. From Frank Sinatra to Marilyn Monroe and the Spice Girls, dozens of actors and musicians have bowed down to the United Kingdom's royalty. Below, Bored Panda looks back at 19 times, with varying levels of awkwardness, celebrities have met the Royal Family.

The Pulp Fiction star and Lady Di famously danced together a

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