I'm planning on pre-registering but the thing is I don't have a California ID and my passport is expired. It would take weeks to get both too. Do I just not pre-register or is it possible to use my expired passport?
This person has a similar problem - http://forums.fanime.com/index.php/topic,16105.0.html
You should try emailing registrationATfanimeDOTcom and see if they can help you :)