Chloe can't help but grin at the blushing because it's utterly adorable. Aware as she is of drawing attention to it (albeit dimly, right now), how could it not get just a little bit of acknowledgement? If there's any consolation, it's that she means it all as a compliment.

Finally, she lets him go but she doesn't exactly step out of his personal space. It's nice, being close to people. Not feeling so very conscious of being close to people. "Me too! Though it's not really saying much, to say I can sing and play the piano." As far as she's concerned, it requires no actual skill on her part and so doesn't count. Not in the same way it does for a human. "How lovely for her to pass it along to you. Do you have a favourite piece?"