A silly comedy needs a straight guy, and that guy needs to be as straight as possible. The moment you start playing straight you're not straight anymore, you're bent straight, so it really requires the usual serious, straight-forward analysis and research, looking into it and finding the dramatic function, all of what you do until you feel you've collected enough points to safely and securely play the part.
Christoph WaltzYou can't always do the extraordinary, in between you have to do the ordinary. Because if you didn't, what would constitute the extraordinary?
Christoph Waltz