By Owen Gleiberman
Updated August 21, 1998 at 04:00 AM EDT

In this genially frowsy safecracking farce, Sam Rockwell and Steve Zahn, talented space-cadet actors who are in dire need of a straight man, play Sam and Eddie, a pair of no-talent lounge singers who are mistaken for master thieves. Writer-director John Hamburg appears to be trying for a Coen brothers comedy without the narrative aggression or knowing pyrotechnical pizzazz. All that’s left, really, is the flakiness. C