“Um. Yes. Yes, Princess,” Erin said, her fore-hoof pawing nervously on the floor. It was a mannerism that Celestia found mildly surprising, as one thing that Erin’s pony disguise had lacked in the past were the instinctive and subconscious reactions of natural-born ponies. She imagined that spending almost all of her time around her pony friends had caused her to start mimicking some of their behaviors.  