Thanks to all for the information regarding DAME's... Have booked an appointment for next week. And yeah Cookie7, there's plenty of tumbleweed going around! For all of those about to make appointments for your Class 3 medical, some DAME's require you to already have an ARN (Aviation Reference Number) so they can lodge it online, you can find information regarding this and the form here:
Civil Aviation Safety Authority - Aviation Reference Number (ARN) FAQs