When Molly moves out, Amy takes her little girl off to college and leaves Matt to manage a wedding event. But when the horse wranglers are late and Matt's farm manager drops the wedding cake, the day turns out to be anything but a fairy tale.

The Roloffs pull out all the stops to transform the farm into Hawaiian paradise for their final wedding of the season. Matt's obsession with creating a flaming volcano proves to be an explosive idea with Amy and when Zach announces a major life change.