I can answer that! They're right, time doesn't move in the same way, and even if it did, there's another version of you at home that's still functioning like normal. People at home won't even realize you're gone.
Yes, I am! My girlfriend and I decided to get married about a month ago and have the wedding on the 19th since it's our "Valloversary". We both got here on the same day last year.