heloo fortune arto, a piss up is when lots of friends get tugether and gwet drunk in the pub, a sesssion/piss up , is when we/they sing play, and get drunk as well,,there is plenty of these events in hull, 9we are very good at this!|), I am negotioating withh the world olimpicks committee,to have it recognised as an inter nashional sport, i am sure hull would win.john