Conversation with my three year old

me: Eli, what is today?
Eli: (laughing) I pooted!
me: What do you say?
Eli: Excuse me.
me: Eli, what is today?
Eli: I not know what today is.
me: Today is Tuesday.
Eli: I can't say it.
me: Yes you can.
Eli: I can't. I talk like a baby.
me: Why?
Eli: cuz-b...oh, my daddy is home!

End of conversation.