"Darling, yes, that is rather the point, we are both dead, now will you please start making sense, I'm really worried about--"

But then he gets cut short as Crowley pulls him aside, and his eyes go wide like saucers. "I--" Oh, well, he is really rather close.

From here, Crowley might see that Aziraphale's nose is now sliding slowly down his face, and feathers start to grow where features have melted. He's gaining a demonic affect. "Crowley, what's going on?" he asks, craning his neck. Craning, craning so far that it turns all the way around.

If Aziraphale seems a bit owlish, it seems that a totem has chosen him, same as a snake chose Crowley.