... a man that has everything?
I'd focus on things that he treasures most other than the usual material items.
How about a surprise surprise party?
surpirse 1:
oragnize a pre-surprise party, with 2 or 3 of his closest friends, at a very unlikely place such as MacDonalds. Must have meals ready whe he arrives, everyone must wear paper party hats.
While he laughs his ass off at MacD, whisk everyone , still wearing paper hats, into a limo to ...
surprise 2:
... a proper restaurant or premise where his loved ones and more friends are waiting.