The absolute look Aziraphale gives the demon, clearly not having expected such a strong reaction over a simple greeting, and clearly having underestimated just how starved for modern forms entertainment he was. He frowns, but, still ,rolls his eyes and adjusts himself in his seat, looking up at the screen.

"Fine." He rests his hands on his lap and sits nice, proper, and quiet. Probably. But not without muttering under his breath first: "Such a mood."