"What do you think!" Yeah, he's not playing!! And not about to explain how in his head, headbutting his bro seemed like a fairly good response to being teased, the most harmless course of action.

It turns out, their heads are harder than he gives them credit for.

"Ugh, can we get out of here already? I'm looking for Taiki and I'm not leaving him!"

With this declaration Tidus starts walking briskly, in a direction he doesn't know is a good one, but by golly is he going in it!!