You ever hear e Westside boss threaten to sever someone's head off on tape, and throw his own name into the taped conversation just for shits and giggles? That's old and unrelated to New Jersey, but it's a fair analogy.
"You tell him...I...me...John Gotti...will sever his motherf-----g head off!"
yeah PB , Bobby manna did far worse
"Go piss in the street, lady, this is a f-----g business meeting!"