Two great traditions – bowling and Judaism.That's according to Walter Sobchak, the antihero played by John Goodman in the Coen brothers' classic slacker film The Big Lebowski.But if you substitute bowling for country music, the dangerous Walter becomes an affable, burly, bearded, cowboy hat-wearing, picking and grinning Texas Jew by choice named Joe Buchanan.Self-described as a “bold blend of classic Texas country and Jewish spirit,” the Houston-based Buchanan belts out barn burners in a rich