"Not a chance." Jack's own eyes were blazing, but it wasn't from anger. He quickly caught hold of John by the arms, twisted his body, and yanked the other man down to the floor.
Pinning him down for a moment with his weight, Jack delivered a couple more blows for good measure, before headbutting his ex. That ended up being a mistake though, because now Jack's own head was throbbing.
"I told you... I've moved on. You should do the same."