Whatever you do, don't mention ATOT, she might log on and look up all your old posts!
More to the point, in the days, then hours, then minutes, then seconds, then nanoseconds leading up to your date,
For God's Sake, Try Not To Obsess About It! Instead, concentrate solely on butterflies frolicking accross a pastel landscape of happy faces basking in inter-species harmony . . . except, of course, when driving.
Hmmmmm, my little suggestion not working well, you say?
Ok, but just remember that when you asked her out, she said
YES, and is no doubt just as giddy and delirious with positive nervous anticipation as you are. The strengths and qualities you have that made her want to go out with you in the first place will be the strengths and qualities that carry the day on your date.
Enjoy!