During the 1920s and '30s, Franz Taibosh--whose stage name was Clicko--performed in front of millions as one of the stars of the Ringling Brothers and Barnum & Bailey Circus. Prior to his fame in the United States, Taibosh toured the world as the "Wild Dancing Bushman," showing off his frenzied dance moves in freak shows, sideshows, and music halls from Australia to Cuba. When he died in 1940, the New York Times called him "the only African bushman...