Instead of a guest book, sign a letter!
Emergency Bloody Mary Kits - A bag containing a small V8, a mini-bottle of Smirnoff, and a tiny Tabasco sauce. :)
Something fun for guests to do at the table for a wedding! What should we name our kids? What is the most romantic place we should visit? What is the best marriage advice you have ever received? What is your favorite memory of us? Where do you see us in 25 years? When did you know we were meant for each other?