Regular as, well, a meteor shower maybe, Bob Schneider and his band blew through St. Louis last night, staying just long enough to play a 10 p.m. show at Blueberry Hill's Duck Room.And like Beatle Bob always says (more regularly than a meteor shower), he made it seem like a Saturday night. Which is dandy on a Tuesday when the beers are flowing and the music is loud, but on Wednesday morning not so much.For the uninitiated, Bob Schneider is perhaps Austin's most popular rocker; he plays dozens of