An old farmer was worried about his favourite bull. It was ignoring the cows. So he went to the vet and got some medicine. Next day he was telling a neighbour about it. 'I gave that bull of mine one dose and within half an hour he'd serviced eight cows.'Blimey,'said the neighbour, 'whats the stuff called? 'Well, the lables come off the bottle,'said the farmer, 'but it tastes like pettermint.