When The Corellis and the Brenners come together for the joyous occasion of their children's wedding, events get off to a shaky start with the ageing Bishop struggling to remember the order of service. As the reception gets under way the wedding planner looks set to crack, the over-zealous security staff attack one of the guests, infidelities are rife and scandalous secrets are revealed. As chaos ensues and tension rises between the opposing families, 'the big day' moves towards a dramatic conclusion.