[Blinks, genuinely surprised-- it's not the first time he's said this to him, but he never would guess Keith would say it now. And he's definitely blushing now. Keith will likely feel the heat rise on his cheeks beneath his hands.]
Oh. [Oh! sladgasdlgasd; he looks at him helplessly for a moment, unable to do much but stare at him pouting and think that he's so damn cute. Then he smiles, utterly endeared and just a touch goofy almost-- alsdghsdgasd; complimented, and charmed.]