You? A flirt? [He sounds probably way too amused, and that is all he comments on that particular matter -- it's obvious he thinks Merlin is nothing like that. He's just friendly... and yes, well, maybe he wouldn't exactly notice when he's being more than that, but that's just a Merlin-quality, it's endearing.]
So, how does it feel to have a king be jealous over you? [Did you think he wouldn't take this chance to tease you over it?]