There are a lot of things the demon would rather be told to do than to 'quiet down', and his expression shows it, his head rearing back in a way that states he is clearly offended by the angel's response for more than one reason.

"Me? You're the one trying to chat me up in the middle of a show!" he hisses, lips flattening wide across his face almost parallel to his eyebrows, which have furrowed behind his glasses.