a man went into a bar and ordered a drink.
after he finished an got up to leave, the bartenderasked "wat about the bill?"
"ihave already paid"he replied an left
1 more man an did the same thing
a 3rd customer came in while he was drinking the bartender told him "before u 2 men came in ordered drinks telling me that hey had already paid wat do u think of tat?"
the man said"stop arguing an return my change!!!"