Josef Hellmesberger Jr. was an Austrian composer, violinist and conductor. His compositions include operettas, ballets, lieder and a variety of dances such as the Danse diabolique ('Teufelstanz' or 'Devils Dance'). It became one of his best known works. The Danse diabolique is an energetic waltz which engenders a dash of devilish flavor. It became one of his best known works.