The Prince of Wales and I met. On November 20, Brown disclosed the information on The Tonight Show Starring Jimmy Fallon. “His Royal Highness, Prince William.” However, what would Brown say of Earthshot’s founder, Prince William? “Very cool,” commented Brown. “The Prince was awesome.”

He also talked about his new movie American fiction and how he got into shape for the role after Fallon showed him a viral picture of him in a hot tub

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He then talked about the etiquette of meeting a Royal. “When you meet him, they tell you straight up: ‘All right, you call him His Royal Highness, Your Royal Highness, or Your Highness, and after that you can say Sir,'” Brown explained. “You wait for him to extend his hand, and you shake him back. But he was so cool, man, I really like him

Brown made his fourth appearance on The Tonight Show Starring Jimmy Fallon on November 20, 2023. In 2018, he made his debut appearance as a guest and discussed his time hosting Saturday Night Live.