Because his head is a pregnant whale and his hairline is saluting the sky.
small as
Yes, Infact his forehead is so massive, that he could take out a tank with it.
Supposedly it is because he is so smart.
Hoof your forehead means you have a big forehead.
Someone with a big forehead would definitely look better with a hat because it hides their big forehead.
No
huge !
Megamind
I have a large forehead too how big is your forehead in inches?
Big forehead!
you can't
As big as Rhys John's Forehead