To make it more interesting, decrease time limit and add some power-ups like coffee (to straighten you up temporarily) the vomit scatterer and the cocktail decoy (repulse or attract the other drunks) or even the last martini (keeps your mates by the door)
I'm touching my ear over the keyboard but it won't play…Seriously now, good test for your interval and chord perception but only for people with a minimal musical skill. By the way, "Here comes the bride" is actually Wagner's Wedding march from Lohengrin.