What does a person who is marrying couples say?

I am unsure of how to word that question but what does the person who is marrying a couple generally say? One of our friends is marrying us and I was trying to help him with the things he was supposed to say we are having an outside non traditional wedding just friends and family thanks in advance for any help I tried to google it but no real luck!What does a person who is marrying couples say?
http://en.wikipedia.org/wiki/Marriage_vo鈥?/a>What does a person who is marrying couples say?
do you take this woman.....

wedding make up