I think we can identify the mug from the "Let's be Frank" video.
It looks like a reference to the British Royal Family
https://www.royalcollectionshop.co.uk/coronation-coffee-mug.html
If it gets into a notable, I'll be thrilled of course 🙂
Merry Christmas from VietnamAnon 🎅🤶👍👍🤶🎅