Pull the string on his back and he has all our favorite Dragon shouts and NPC quotes. Like in Toy Story :3
"FUS RO DAH!"
"I work for Belathor, at the general goods store."
"Have you been to the Cloud District lately? Oh, what am I saying...."
"Let me guess, someone stole your sweetroll."
"Do you mind. I'm doing the fish stick. It's a very delicate state of mind...."
And of course:
"I used to be an adventurer like you. Then I took an arrow in the knee...."