Everyone knows that one of the highlights of a wedding is the open bar provided by the Bride & Groom, but knowing how much alcohol to order without breaking the bank is key. Here are some helpful tips and tricks to keep the drinks flowing without overflowing the budget. 1. How to calculate how much alcohol you'll need to keep the party going all night long Best rule of thumb is to calculate 3-4 drinks per guest. Most guests will probably reach this goal and others might not d