Dad: Bye. I'm just going out to buy tires.
Grandpa: You know, Billy. When I was your father's age, we we had tires too.
Billy: You had tires? But I thought you used horses.
Grandpa: No, we didn't use horses back then.
Billy: Why not? Did the dinosaurs eat them all?
(Actual Canadian Tire radio add I heard in the car today and loudly laughed out loud! So random! Haha!)