At first I thought maybe gauged, because the holes in mine that I gauged are bigger/deeper and more noticeable, but once I got unlazy and looked at the photos on my computer instead of my phone, I'm betting ripped. Because it seems only on the one side?

Bar Fight!

Or if Australians are anything like Southern Texas teenagers... Drunken Rough Housing Around A Fire!!!

or something as benign as trying to get dressed with the worlds most awful hangover where you still might be drunk.