It was the worst mass shooting in U.S. history, and now we know exactly how it happened.
[Image via AP Images.]
We know you're from South Korea and all, but surely you can't understand that big sign behind you?!
It says NO SMOKING and even has a convenient illustration to break through the language barrier.
The Gangnam Style singer didn't seem to notice (or care) though and was photographed puffing on a cigarette in a smoke-free zone outside a building in Toronto, Canada.
Although we don't approve, it looks like he fought the law…and won. Brava!
[Image via Splash News.]