What little luck that remains on Greg's side keeps him from hitting his head on the way down. The wind is pretty effectively knocked out of him, though; it takes a few extra seconds of disorientation and wheezing before Greg manages another, even shakier thumbs up.

"I... 've had w-worse..."

Look, see, if he can make light of it that means it's okay, please do not panic on his account or he'll start feeling bad for real.