…goes into his hair!
Common examples are;
a. messy foods (such as the mornings oatmeal)
b. soup (todays lunch)
c. soap (while washing off examples a & b)
I think he must think that his hair is just a really convenient towel.
Todays most recent example…
Lotion!
My name is Manda and I love creating 
If only the internet could truly grasp just how hilarious he is. Dude, when you grow up and read this, just remember your aunt Jessie thought you were a total riot.