Prince William celebrated his 42nd birthday by attending Taylor Swift's Eras Tour in London with his children. Kate Middleton was absent due to health reasons.
A viral video showed Prince William dancing to "Shake It Off" during the concert.
The royal guard band also played "Shake It Off" in front of Buckingham Palace during the Changing of the Guard ceremony.
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Taylor Swift's Eras Tour at Wembley Stadium in London caused "Swiftmania," with city-wide tributes and an expected £300m economic boost.
Swift took a backstage selfie with Prince William, his children, and Travis Kelce, which was shared on Instagram. William and Swift first met and performed together at a 2013 charity event.
The royal family's official account shared photos and thanked Swift for the event.
Princess Kate made public appearances at the Trooping the Colour parade on June 15 and King Charles' birthday celebration, wearing a white Jenny Packham dress.
A photo of Prince William and his three children, taken by Princess Kate in May, was released for his birthday.
Sources: Independent, Washington Post, Newsweek, Guardian, Time, CBS News, CNN, BBC, Sky News, USA Today, ABC News, Fox News, New York Post, HuffPost
This article was written in collaboration with Generative AI news company Alchemiq.