Originally Posted by
FLYMSY
I wouldn't have asked about an extra tip for the staff. I would have done it automatically.
The advantage of asking or mentioning to the head waitperson, or other host, is that they understand in advance you're aware that it's an extra request and you're not taking advantage of the corkage waiver. It can be done discreetly, and allows the OP to get it out of his mind and enjoy the event.