A Irishman walks into a bar and orders three beers The bartender brings him the three beers, and the man proceeds to alternately sip one, then the other, then the third, until they're gone. The next week He then orders three more and the bartender says, ""Sir, I know you like them cold, so you can start with one, and I'll bring you a fresh one as soon as you're low."" The man says, ""You don't understand. I have two brothers, one in Australia and one in the America. We made a vow to each other t…