One thing you don't want to do as a host is be running around all evening. Do as much as you can ahead of time, so all you have to do is grill the main ingredients.
This does make me very very careful, particularly in the second draft, to get it right, because you do feel that somebody in the future who may be extremely important for everybody, is going to have me behind them, and this is a responsibility, a huge one.
You cannot do a kindness too soon, for you never know how soon it will be too late.