You should never corner another man. Especially if you don’t know him. Especially if your friend is with you. Especially if you and your friend are drunk. There is no telling how the other person could react.
https://youtu.be/TrKvCi55s7Q
It was easy to see that these two idiots were drunk, and the man exiting the bathroom was clearly not. It’s not difficult to see the result coming from a mile away.