Her paycheck remains "Her" paycheck, your paycheck becomes "our" paycheck. Get used to it,
Have fun and relax on the wedding day, enjoy the people that come to the ceremony, it was a blur for me, but if you have time to do all the pics, do the meet and greets with everyone and then try to connect with the people that you rarely see. I didn't get a chance to see the out of towners and a few years later they were no longer around.