We understand the importance of asserting dominance and all that, but whipping your junk out and peeing probably isn’t the smartest ways of doing that. Unless you want to get your bell rung, that is.
One wise guy thought draining the main vein would help his case, but it only managed to get someone pissed off enough to serve up a heaping dose of ground and pound.
The enforcer in the situation tried to cool things off with a handshake, to which Mr. Pee Pee responded to by sucker punching him and running away. Typical move from someone whose first instinct is to pee in the street when things go south.