Conversation so far:
who played the flying monkeys in the wiz
In the film The Wiz, Harry Madsen plays Cheetah, head of the Flying Monkeys.
who played dorothy in the wiz
In the film The Wiz, Diana Ross plays Dorothy Gale.
how did diana ross become famous
Diana Ross rose to fame as the lead singer of the vocal group The Supremes.
how successful were the supremes
The Supremes are, to date, America's most successful vocal group with 12 number one singles on the Billboard Hot 100.

Question: what genre was the group's music
Self-contained rewrite: what genre was the supremes' music