The Windows Phone 8 Developer series of workshops has now been extended to include Perth.
This two day workshop is scheduled for Friday Dec 7th and Saturday Dec 8th. The first day (Friday Dec 7th) is a presentation day that will get you up to speed with the Windows Phone 8 developer platform. Day two (Saturday Dec 8th) is a hands on labs day, all equipment is provided to give you firsthand experience building apps that take advantage of new platform features.
Sign up on the Australian Windows Phone Developer Community, head to the events tab and register for the Perth events.