It is usually the case that the sheer mass of irony inherent to the situation at this point causes a tear in the fabric of space-time, resulting in both douchebags being sucked into a black hole of self-absorbed narcissism. Innocent bystanders are advised to quickly become apathetic to the confrontation, lest they too become sucked into the singularity.
Douchebag B: "Hey bro, you're just making a scene at me so you can seem like a white knight, and distract from your own ridiculous behavior, which of course I would never have anything to do with, as reinforced to everyone else in the room by the intensity of my indignant response."
Innocent Bystander: "OH SHI--"
*Black Hole of hypocrisy forms between, and quickly consumes, the two douchebags*
*Being a hypocrite or bearing similar traits to a hypocrite, such as being two-faced & for example, claiming to be for something but in reality isn't.
*A human trait.