Aziraphale responded to the newcomer, "Only a good deal of posturing and proof that no matter how old you are, you can still act like a young boy who doesn't want to share a toy."

Of course Aziraphale was flattered that Crowley was being so possessive, but that didn't mean he could actually admit that out loud.

He beamed. "But welcome to the party, my name is Aziraphale and I'm something of the host, and feel free to help yourself to refreshments!"