Conversation so far:
What factor decided the casting for the Simpsons Movie?
For inspiration the for crowd scenes in the Simpsons Movie, the production staff referenced a poster featuring more than 320 Simpsons characters, trying to include every character in the film
Are there any other interesting aspects about the Simpsons Movie besides production staff referencing a poster with more than 320 Simpsons characters?
The Simpsons Movie cast did the first of three table readings in May 2005, and began recording every week from June 2006 until the end of production.
When was the end of production of the Simpsons Movie?
The Simpsons Movie crew continued to edit their film into 2007, with some edits taking place as late as May, two months before the film was released
What is the most interesting part of the Simpsons Movie article, in your opinion?
The Simpsons Movie animators began by drawing an accurate caricature of Schwarzenegger, but one of the staff instead suggested an altered version of recurring character Rainier Wolfcastle as President.

Question: why was the president of the US him instead of George bush?
Self-contained rewrite: Why was the president of the US Arnold Schwarzenegger instead of George Bush?