Paddy had just finished training at the?

I.R.A course for begginers,when on his way home he popped into his local for a pint of the black stuff(guinness)the barman seamus welcomed paddy and asked what he had learnt, Paddy said: stand well back and oi will shaw ya seamus. and then Paddy smashed the bar to pieces with is bare hands,Seamus the barsteward said how will that help fight off the Brits. For the love of JESUS,JOSEPH,MARY,BEGHORRA that was a COUNTER ATTACK,replied paddy, could ya not tell