Conversation so far:
What prompted P.G. Wodehouse to go to Hollywood?
P.G. Wodehouse went to Hollywood because Bolton was working as a highly paid writer for Metro-Goldwyn-Mayer
Did P.G. Bolton write a screenplay in Hollywood?
The dialogue of the movie Those Three French Girls was written by P. G. Wodehouse.
Why didn't P.G. Wodehouse have success working for MGM Studios in Hollywood?
When the studio found a project for P.G. Wodehouse to work on, the interventions of committees and constant rewriting by numerous contract authors meant that his ideas were rarely used.
Can you name another film P.G. Wodehouse worked on besides Those Three French Girls?
There had been films of P.G. Wodehouse stories since 1915, when A Gentleman of Leisure was based on his 1910 novel of the same name.
What happened to P.G. Wodehouse in 1931?
In a 1931 interview, P.G. Wodehouse's naïve revelations of incompetence and extravagance in Hollywood caused a furore.
Did P.G. Wodehouse leave California after the 1931 interview about Hollywood?
P.G. Wodehouse's contract with MGM Studio in Hollywood ended in 1931.
Did anything else of note happen during P.G. Wodehouse's time in Hollywood?
The contract started in May 1930, but the studio found little for P.G. Wodehouse to do, and he had spare time to write a novel and nine short stories

Question: Which novel did he write?
Self-contained rewrite: Which novel did P.G. Wodehouse write while on contract with MGM Studio?