Not really. I've just seen him around.

[Kuja starts painting his nails a bold red. Nothing like a bright color to cheer oneself up, right? By his actions, one could tell that he's well-practiced at this. Not once does he get any on his skin or perfect cuticles.]

I doubt you do, either. Well, one should always be prepared.

[Haha, nice joke.]

Think of it more as... keeping up my morale.