Shifty Swiftees Swipe Gonzo's Playbook

It seems that the Republican Swiftboat vets lifted an idea from Hunter S. Thompson who tells of such tactics:

And his sense of the bizarre knows no bounds, as in this 'ancient and honourable' story of how Lyndon Johnson first got elected to Congress in 1948 when his opponent was a wealthy and politically favoured pig farmer: 'Lyndon was running about 10 points behind, with only nine days to go... He was sunk in despair. He was desperate... he called his equally depressed campaign manager and instructed him to call a press conference at two or two-thirty ( just after lunch on a slow news day) and accuse his high-riding opponent (the pig farmer) of having routine carnal knowledge of his barnyard sows, despite the pleas of his wife and children... His campaign manager was shocked. 'We can't say that, Lyndon,' he said. 'It's not true.' 'Of course it's not,' Johnson barked at him, 'but let's make the bastard deny it.'