Rumple tenses, because he associates that voice to Regina's Mirror and being called by her- gods how come there are so many people on his side who have explicit memories of murdering him- is never a good thing.

His hand falls off the sword that he went to grab instinctively, relaxing visibly. His last conversation with the Real Regina hadn't ended in disaster, so he's not expecting treachery.

"Regina. Lovely to see you, though you seem to have caught me at an odd time." He glances around. "I do hate when the Queen gets her crown on too tight about us crossing over without permission."