... Hart & Cherry was an inspiration. Bob Hart had been roaming through the Eastern and Western circuits for four years with a mixed-up act comprising a monologue, three lightning changes with songs, a couple of imitations of celebrated imitators, and a buck-and-wing dance that had drawn a glance of approval from the bass-viol player in more than one house—than which no performer ever received more satisfactory evidence ... — Strictly Business • O. Henry