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.
Now those that came prepared are going to bask in the New Year's Day sunshine, or rave in the forest, or otherwise enjoy themselves in a completely unreasonable way without you... Or not.
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.