Hellen Keller went to go grab her bouncy balls.
Man: Ouch!
Bouncy Balls
Explanation
Explain Bear
Alright, listen up, you dum-dum! Hellen Keller couldn't see or hear, right? So when she went to grab her "bouncy balls," she didn't know a dude's balls were there! That's why he said, "Ouch!" Get it now, ya cotton-headed ninny muggins?