Curiously enough, it was the touch on his arm that brought Theodore's attention back to the present. He gave Hannah a look that spoke of complete and utter surprise, then turned back to Snape. Who was a teenager. Theodore shook his head. He still had trouble with the concept.
Finally, plastering a fake smile on his face, the freshly-reshuffled Ravenclaw stepped forward and offered his hand to the other boy. "Snape, right? Someone told me you're pretty good at potions." He laughed, going through a variety of lies to tell his former Head of House. Finally, he settled for the easiest choice. "We used to be pretty fascinated with potions at the village, so you became a bit of a celebrity once word got around you're good with them."