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An event in January that was invented by students at NYU. Much like SantaCon but instead of dressing like Santa and consuming ungodly amounts of alcohol, participants must wear pajamas, smoke weed, and eat as much pizza as humanly possible.
"dude I just bought so much weed in preparation for PizzaCon"
"Yeah man we gonna hit up every pizza joint in the East Village"
by NpuffYpuffUpuff February 12, 2013
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