so john and sherlock are at their wedding ceremony, and sherlock, idiotically in all his planning, forgot to inform the celebrant not to say his full name. so when she says, “john hamish watson, do you take william sherlock scott holmes to be your husband,” sherlock bites down on his tongue, john bursts into fits of giggles, and all their guests, bar the holmes family, are sitting shocked like “his name is william???????”