You may never look at your K-Fry-C quite the same again. The strange, salacious fate of a chicken leg in Killer Joe is but the sharpest note in a kind of white trash opera written by Tracy Letts, based on his 1993 play of the same name. The lurid proceedings are directed with grim energy (and little else) by veteran William Friedkin. Killer Joe will be referred to elsewhere as a Southern Gothic. But let us not demean the many dark, bold and original works of art that properly fall under that heading by associating it with the clumsily lurid film at hand. Such ventures, southern gothic stories, are often strange and not without intervals of sharp violence, but usually there's a point, some truth around which the weirdness revolves. Ultimately, Killer Joe has no more to say about trailer parks, hired killers, or socio-economics than it does about the proper use of fried chicken. And despite Mr. Letts' Oklahoma origins and the story's Texa...