I think you will be fine! Just keep the important things in front of you... its your day to enjoy with friends and family. This is a beautiful things and everybody is behind you and wants the best. Last... you have your best friend and life partner at your side!!! Your have all the support and love right at your fingertips.
Keep a smile on your face and a great attitude... the world will take care of itself!!!
That's all I can say to help.