Congrats III. Don't let all this talk fool you. I was married at 20 and we've been together for 17 years now. If I had it to do over, I wouldn't do it any differently.
Just remember, treat her like a thoroughbred and she won't become an old nag.
Oh, and don't mind gochiefs, he's just frustrated because a year ago you two were in the same boat, now you're married and he's still looking for his first date.