A former champion rodeo rider is reduced to using his saddle skills to promote a breakfast cereal in a gaudy Las Vegas show. When he's asked to perform with a $12 million horse, he discovers it is being doped to remain docile. He flees into the desert astride the beast in an act of defiance. A story-hungry female reporter gives chase.

A Jewish man and a Jewish woman meet, and while attracted to each other, find that their worlds are very different. She is the archetypal Jewish American Princess — very emotionally involved with her parents' world and the world they have created for her, while he is much less dependent on his family. They begin an affair which brings more differences to the surface.

This autobiographical story traces the career of playwright Moss Hart. Moss struggles as a dramatic writer until he concentrates his efforts on writing comedy. He suffers through a series of professional and romantic failures before a meeting with George S. Kaufman which changes his fortunes.