When Peridot answered the door, she was very excited to see the angel, and resumed her little dance hopping from foot to foot.
"Castiel! I, the great and powerful Peridot, have captured a spy. I thought I would let you interrogate her. Isn't that great!" her voice squeaked with excitement. Clearly, Peridot was very proud of the work she had accomplished for her new not-quite-human friend.
She held up her PDA with the messages she had received from Claire for his inspection and approval.
"Pearl, this is Castiel, the angel I told you about. Castiel, this is Pearl. She is a ... Pearl."