Dream ballets, something unique at the beginning of the golden age of musical comedy, are featured in Oklahoma!
Step-by-step explanation:
Oklahoma was a musical film in America. It became very famous in the American theatre. Its characters were Gordon MacRae, Shirley Jones, and many others.
The main attraction of Oklahoma was dream ballet. Dream ballet consists of only dance but there is no singing. This dance is done barefoot. Dream ballet represents the main theme of the production.
In Oklahoma dream ballet was a unique thing that made it popular, It was for 13 minutes. It was choreographed by Agnes De Mille.