An old man stumbles into a bar after having had a few already... Once inside, he slides up to the bar and orders a shot of whiskey. ""To the class of '55!"" he yells, holding the glass aloft. Next to him, an old drunk raises his glass, ""To the class of '55!"" ""Where you from?"" asks the first man of the second after they both toast. ""I'm from Pittsburgh, Pennsylvania."" ""You don't say?! I'm from Pittsburgh!"" The two men drink to their hometown. ""What high school did you go to?"" Ask the se…