Weddings are always a great time. They're a celebration of love, complete with good food and plenty to drink. But the best part is that you never know who you might meet at a wedding.
One minute, you're doing the chicken dance with Uncle Bob, the next you're in a conga line with Justin Timberlake! It sounds crazy, but it happens — take a look at these 15 celebrities who crashed weddings and see for yourself.