[He laughs again, softer this time, his heart still doing little flips in his chest. Look, he knows that Keith isn't going to sing for just anyone, and he's... so... damn cute...]
[Pauses for a moment, feeling almost delirious (he's sleepier than he realizes), and then ducks his head a bit so he's closer to Keith's ear, and starts singing an actually not-pop song to him, his voice low and quiet. There, see? He can be serious.]