[Right, right. Johnny figures he should have thought of that. He takes a moment to figure out how to easily explain it.]

Y'know how things run in families? Eye color, body types, certain medical conditions? Well, all this? [He quickly waves a pointed finger at his face and head.] I might pass all this bullshit onto my theoretical kids. If I can even have kids. [He honestly has no idea how demon genetic work. Besides crazily.]