Name The Year: Dow Jones closes above 1,000 for first time (1003.16).?

Questions

Name of the form of dance which originated in the US- disjointed robotic movements and spinning on your head?

Who was the first presenter of the BBCs Come Dancing?

What was the name of Stravinskys first ballet which was first performed in 1910, which he shortened into a suite as it was too long and patchy?

Which former ballet dancer was the first director of the Royal Ballet which she had founded in 1931?

What was the former name of the Royal Ballet?