Sabrina absently pet Salem to help calm herself down.
"Yes, a town called Greendale, in New York, in America."
As Regulus was trying to piece together everything, Sabrina could feel her stomach starting to churn. With a wrinkle of Sabrina's nose, she conjured two bottles of water and held one out to him.
"Ugh, what did you drink?" The question flew out of her mouth before Sabrina could think of a way to put it more politely. "And clearly not everyone does. Not all magic users cast their spells like you do." And again, he mentioned something she recognized, house-elves, which had her missing Kreacher just a little.
She raised her eyebrows at Regulus, waiting for him to either take the water or stop staring at her.
"Really? What gave it away? My lack of a tail, or my normal human lower half?" She was beginning to lose patience as whatever Regulus endured starting to affect her. "By Satan's sweaty ballsack, did you poison yourself?"