Can you help me identify this movie?

Question by banananutmeg1: Can you help me identify this movie?
The movie is about rich guy who is funny buy immature who buys a prostitute in the opening scene. I also remember that he likes model railroads. Well, he meets an intelligent woman who he falls in love with and later marries. The movie takes place in New York, I think.

Best answer:

Answer by Orrgo
Sounds like ‘Arthur’.

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