Not sure what it is, but Isaac was smiling about it. In fact, he’s rather predictable. Right when he falls asleep, his eyes start to roll up above his eye lids. Just moments after that, nearly every time, he starts to smile and will even giggle a little. Below is a short photo sequence of the event…
THEN….
Random Images
Oh, my! Oh, my! That is just too cute.
It’s very cute! And he is very consistent too. This happens nearly every single time.
He still knows the Angel’s secrets!
What a contented way to go to sleep! 
He is so cute, what ever he is smileing about, he is really enjoying it!!!!
nanna sue