The Sideshow today has this interesting catch from the National Enquirer that says Bush is drinking again. According to the article, Laura caught him throwing down a "Texas-sized shot" of booze to cope with the stress of Katrina.
Once an alcoholic, always an alcoholic. Any ex drunk would tell you he's probably been drinking all along. At least that's a more credible explantion than the goofy choked on a pretzel account and would also explain the bike accidents. He may be barely functional, which is probably a good thing.