The look of sheer bafflement that crosses Starscream's features is impossible to mistake: it's not an expression of what, but of why. He gets what he's being asked, but not the reasoning for it.

"That's..." He begins, rethinks the approach, and flicks his wings back and forth like a nervous gesture.

"Yes. Well. I suppose I could indulge you," he says, striving for cool indifference and failing miserably at it.