[He lets out the weakest of chuckles at her assessment, but it's genuine. He did admire the both of them. They were wonderful to him.

His humor doesn't fade much at the question, either, though still feeble.]

Oh, yeah. [Said with emphasis... They sure do know each other.] They're together. I always thought it was kinda weird, though... since they look almost exactly alike.

[He wonders about it sometimes, to be honest!]

If you ever see a mean-looking Sora around with black hair and yellow eyes, that's Vanitas.