Wonkette: McCain assembles group of Commenters, offers prices to hit up Blogs [with its own recommendation hit-list] to spread his points McCain's Spread The Word I've already seen these "supporters" showing up at C&L and Daily Kos
edited to add hilarious disclaimer from the site:
The web, blog and news sites listed here are a sample of political sites that you may post comments on. The content of these sites is not controlled by the McCain campaign and may contain offensive material. Please use your discretion in visiting these sites.