"Well... he did say he has trouble being open..." So maybe it isn't all that hard to imagine. Darn. And here Tidus was thinking Seto was a secretly emotionally-constipated-but-shy guy.

Oh, wait. Tidus waves a hand. "Don't tell him I said that. This is between you and me. I'm just trying to look out for the guy!"

By gossiping about him behind his back. But also, this is Della.