If you're getting tix w/ the studentix program, you can get them ahead of time, but (and I don't know seymour's situation) if you're coming into the city on a whim, or don't have an account, same day tix are an option (2 hours prior)...I got great tix (my friend and I kept going back and forth on a date because of finals, etc), so that option was handy for me/us, even though I have an account as well.
But when did New Hampshire become--Such a backward wasteland of seatbelt hating crazies?...I mean, only 40 people actually live there. The others are just visitors who come for the tax-free liquor and three inches of novelty coastline. John Hodgeman on The Daily Show (1-30-07)