Sandwich food trucks are not foreign to the Iowa City area. Marco's Grilled Cheese, created by Pete Johnson and Mark Paterno, offers a variety of grilled cheese sandwiches with extras such as ham, tomatoes and hot sauce. (via https://wiki.uiowa.edu/pages/viewpage.action?pageId=60273080)
Wedding Processional Order: Here is a simple rundown of the order to enter the ceremony. Just remember that it doesn't really matter - guests won't ever say "do you believe they had the maid of honor enter first!"