Shock is a good term. Blind panic works too but with a touch of denial so, actually, shock was a very fitting term. That question of hers does well and good to bring him back down to earth—so to speak.

At the very least it shuts his brain down and wipes the smile clean off his face.

George blinks, trying to gather himself. "I... I don't feel dead?" He replies, his skepticism flat. "I didn't see a light. Well, no, I did, it was just. You know... ex-explosions." Blue eyes look haunted, almost, his pupils wildly constricted as he looked to the table. Yes, jokes about him crashing a starship was a little out of his capability of handling at the moment.

At Amy mentioning she hers weird stuff every day, George eyes her with a look that says he's a little less worried about being crazy. "As weird as a lightning storm in space and an enormous ship coming out of it from nowhere?"