He has started to become more observant, which has lead to more questions.
Why, just yesterday he exclaimed that his "pee-pee was peach colored".
And just a few minutes ago the following conversation took place:
The Dude: "Mom, do I have butt teeth?"
Me: "Butt teeth?"
TD: "Yeah, you know...the ones in front" (taps his fingers on his front teeth)
Me: "Buck teeth?"
Me: "No Dude, you do not have Butt Teeth"
TD: *Pause* "I still love you even though you have butt teeth mom"