Baby is visibly upset now, but he endures the shaking, making no move whatsoever to push Dean away or get the man's hands off of him. Dean has every right to put his hands on him wherever he wants.

Words are hard, but Baby wants to communicate. He scrunches his face, thinking very hard before he opens his mouth. "I'm Baby. I'm car. Your car."

How do humans do this talking thing so well? There's so many words to remember!