He makes a strangled sort of noise as she rearranges the structural integrity of his cheek. He bats at her hand in a lazy fashion that does nothing, actually. This, right here, is friendship.

He can't be happy just because someone tells him to. He's reminded of little Eri, who found it hard to smile. But he can be happy because a friend is, and Uraraka always had that quality of reassuring others. When she's around, he feels like everything will be okay. He's safe with her. He trusts her. He doesn't exactly beam, but his smile hints at an imminent possibility of that.

"We should show them our dance moves, the ones Ashido-san taught us." He's not one for being the center of attention, but he doesn't mind if people stare at him doing something cool, especially with a cool friend.