The months, weeks and days leading up to Samantha Miller’s wedding last Friday were probably pretty similar, generally speaking, to a lot of run-ups to a lot of weddings: In other words, they were fraught with fears and frustrations. During her first dress-shopping trip with her mom, Sam tried on 40 dresses — and didn’t like any of them. Two weeks before her wedding, she learned that the photographer who was booked to shoot the ceremony and reception had quit. Then early last week, the forecast was showing a 90% chance of rain for Folly Beach, the South Carolina city that was to host her hitch...