It's bad form to insult your SO's maid of honor.
Troy is attending his wedding rehearsal when the maid of honor slips and falls.
Troy wants the wedding to go perfect.
Troy sets up additional time for the maid of honor to practice.
Troy yells at and belittles the maid of honor telling her she better get it right.
The additional time helps and the wedding goes perfectly for Troy and his wife.
The maid of honor is very upset and tells Troy's wife who calls off the wedding.