Piccolo is cool. I don't care what anyone else says. I like him. One of my fav chars. The cloak, the smirk.... Whatever. He rules. (Besides Vegeta and Juunanagou.) What would happen if he went insane? Let's find out.
Piccolo's Going Insane When...
He starts whistling.
Someone he doesn't know gets near him and he doesn't blow them up.
He apologizes to someone.