Conversation so far:
What was Meredith Willson's relationship with Hollywood?
Meredith Willson's work in films included composing the score for Charlie Chaplin's The Great Dictator (1940).
How did the film The Great Dictator do?
The film received an Academy Award nomination for Best Original Score.
What other film work did Meredith Willson do besides The Great Dictator?
Meredith Willson arranged music for the score of William Wyler's The Little Foxes (1941).

Question: How did he start writing in Hollywood?
Self-contained rewrite: How did Meredith Willson start writing in Hollywood?