Sanding (dance) the box of rosin before matches to improve his grip. Sims' popularity as a tap dancer and career at the Apollo certainly made him one of the most if not the most influential sand-dancer of all time. Sand dancing was also used by the popular comedic vaudeville trio, Wilson, Keppel and Betty. They spread sand over the stage in one of their most well-known numbers, "Sand Dance". In their performance, there was no allusion to African American heritage; rather to the sandy environs of Egypt, a clear inspiration for their number. In spite of this deviation from the African American
The Laiho Trio accordionists. The Trio belonged to the artist roster of Mark Bichurin Concerts Corporation at Carnegie Hall in New York City, which arranged their concerts. This Bichurin's artist roster included many world-famous artists. The Laiho Trio was also introduced in the performing arts calendar called Musical America where accordionists had never before featured. The brothers’ pioneering concerts by three accordions were unique and historical. They were full-length classical concerts on the biggest stages in the world with thousands of audience. The concerts were held at concert halls, theaters, cultural centers and universities. The Trio also gave concerts at churches, for example