Random Scotto trivia.
I've been nearly every male position at a wedding, save for groom and minister. (and I qualify to do either of those, once I renew my notary. :) )
ring bearer - check!
usher - Check!
honorary father of the bride - check!
best man - Check!
other positions of note - usher at funeral, pallbearer, altar boy.
Bouncer (briefly), library page, information broker, researcher, and homework-doer for pay.
other positions - data entry, catalog programming in assorted langs, taco viva cook, software sales, furniture assembler, book sales, Santa's helper, clown, security at renfaires, jewelry salesman, pourer of beer, troll, protector of fairies. computer teacher, and resident knower of things obscure. (not all at once, mind you)