That could be a good way to deal with it. Saves Ady having to do extended music in the credits and would solve the issue of the credits getting longer as more and more people support ady's thread/contribute. You could even have the credits just in list form accessible from the dvd menu of the main disk.
EDIT: Misread ChainsawAsh's post. I've just paraphrased what he said.
That's what you get for staying up all night editing without caffeine.