 ... [T] hose who passed through the long hallway and entered the dance hall, after paying their shilling to the darky doorkeeper, whose "box-office" was a plain soap box, or a wooden one of that description, saw this phenomenon, "Juba," imitate all the dancers of the day and their special steps. Then Bob Ellingham, the interlocutor and master of ceremonies, would say, "Now, Master Juba, show your own jig." Whereupon he would go through all his own steps and specialties, with never a resemblance in any of them to those he had just imitated.
