You're about to say ‘I do!’ when you hear someone shout, ‘I object!’ The crowd gasps, the minister is flabbergasted, and your own jaw drops to the floor. It’s like a scene from the movies.

You're about to say ‘I do!’ when you hear someone shout, ‘I object!’ The crowd gasps, the minister is flabbergasted, and your own jaw drops to the floor. It’s like a...