"Yeah, I'm American. I mean, I was born there. I came to England when I was twelve, so I've been here a long while. But the accent never went away, huh?" For better or worse. Barty petted Aziraphale's hair.

"I'll get you a snack," he promised. With that he left and Gunn waited for the door to close before turning to Aziraphale again with a friendly smile. "He's a cool dude, your brother. Are you two getting along? I know you haven't had much of a chance to be friends yet, but it seems like you're hitting it off?" He was hoping as much, would really make this easy for him. Ideal for Aziraphale.