Prince William began the countdown to the end of his bachelor days at the weekend.
But the stag party didn't involve a riverside pub tour, as was widely reported beforehand.
Instead, the Prince celebrated with a private party – thought to have been held at a friend's country estate in Norfolk.
Helping the Queen's grandson say goodbye to the single life, were 20 of his closest friends.
Among them were his pal from Eton College, James Meade, and Thomas van Straubenzee – a friend since they attended prep school together.
Asked about the weekend, Thomas said the group had been sworn to secrecy.
"I'm very sorry but I have got to keep it a secret. I hope you understand," he said.
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