The heydays of Big Band Orchestras were in the late thirties and forties, which is to say it predates the invention of the electric guitar by a decade. Therefore, when Gretsch guitars virtuoso Brian Setzer (who had already brought rockabilly back in fashion in the eighties with the Stray Cats) created his Orchestra, he invented a mixture of full-blown brass band and rockabilly trio. Twenty years after its debut album, the BSO is still one of the hottest show around.