Well --- I was quite good a throwing parties you know ---- when I could still drink and be a hostess at the same time. Formula for a good meeting? Don't worry about it under any circumstances. They'll know if you are fretful. Like a horse that can tell the rider is nervous.
So. Best way to have a good meeting is to relax. What will be will be.
Here endeth the lecture from someone who only ever does the dishes at the end.