PAX 2009 organizers announced today that industry legend Ron Gilbert will grace the stage as keynote speaker at the sixth annual gaming festival to be held September 4-6 at the Washington State Convention and Trade Center. In addition to the keynote address, numerous panels and game demonstrations, Omegathon and The PAX 10 independent games showcase, PAX 2009 will offer attendees performances from Freezepop, Jonathan Coulton, MC Frontalot, Paul and Storm, Anamanaguchi and Metroid Metal.