[Jefferson ignores the comment about Regina's change of heart in favor of the far more interesting piece of news that this man has just given him.]

You're his son? [He squints at the video for a moment as he's trying to see the family resemblance. Then he leans way back in his seat and looks towards the ceiling as he talks mostly to himself.] The Dark One's son who got to the World Without Magic in a way different from everyone else. It must have been some time ago-- so that's the reason he was looking for the slippers. Why would anyone want to go to a world without magic, I said. But I would do the exact same thing. Who needs magic anyway when the alternative is family? [It wasn't in Jefferson's job description to ask why Rumple wanted the objects he asked for, but knowing... oh, knowing made it so much better.]

[He rocks forward, turning his attention back to the video] I worked for your father for a number of years back in the Enchanted Forest, [Take that as you will.] but we didn't talk much about our personal lives. None of my business. [so forgive him if he has no idea you existed]