So, you had a planning fail. You were going to wake up at nine in the morning to get tickets the day they went on sale and then you... didn't. You. Just. Didn't. Do. It.
Plenty of festivals have scalper-free methods of getting less-than-prepared would be attendees through the doors. Here are a few sold out festivals where the window has been left open just a crack.
Or just go to something else instead...
Sure, NSW isn't quite as lackadaisical or arty-farty as our Southern sisters when it comes to throwing festivals (OK, we're downright draconian), but there are plenty of hardworking promoters and party planners who are willing to wrestle with this state's byzantine bureaucracy and puritanical licensing laws in order to make fun times happen for small (and really, really large) groups of people.