I'd list things, but if you remember to do them you aren't drunk enough. Just go, bring extra beer, a flask and good shoes. Don't forget to sharpie the address to where you're staying on your forearm or something, you may get too bombed and forget haha.
Go to southie to watch st. patrick's day parade, start drinking at 9am, people watch all day as the white trash in that area come out of the woodwork and start fighting/destroying shit