I'm all with the mind games. It's usually the boys who ask stupid questions.
"So...are you like...a dude, or a chick? Because I really can't tell."
"Perhaps."
"...perhaps..what?"
"Perhaps you should unzip my pants and find out my dick size. But that'd make you gay right? So are you like...gay, or bisexual? Because I really can't tell."
He got red in the face and stalked off. I loved it.