Bucky knew that sometimes he would hate Steve in the coming days, he could see it as clearly as he knew Steve was uncomfortable on the floor. He was a tenacious little jerk and was bound to get way too involved for his own good. He'd be willing to bet everything that he owned that ten minutes after Steve goes home tonight, he'll be downloading every information docket he can find that might help him out with all of this and then return armed to the teeth with knowledge.

But right now he loved him for not pushing the point on medication or appointments. They'd have that fight eventually, he knew that, but he could appreciate that Steve would let him get his equilibrium back and not ruin things this soon. Even talking about it so briefly and dispassionately unnerves him and he lightly rests his hand on Penny's head as an anchoring point.

"You can't grow a beard, you just get weird puberty scuff. Like fluff."

It's easier to tease than to stay serious right now.

"You can grow your hair if you want, but you'll still be a dork. You can't teach cool, Steve, you're born with it or you're not. I'm cool, you're the idiot with a Hogwarts House scarf."