Don't let that sweet grin fool you!
Just today he tried to negotiate a trip in Dad's truck.
Dad said that he couldn't go with him and Kai's first response was "You give me pop."
That was then followed by "You give me pop and money."
As in "I won't throw a fit about not going if you meet my demands."
Such a conversation is only bested by his random comments about 15 minutes later of
"Me going to pop your head."