He stayed up all night wondering if there was a dog.
Because water fountains were designed for humans! HEYOOOOOOO
He wears a coat and pants.
You stay here. I'll go on a head.
Because it was a full moon and there was no room.
A person who stays up all night wondering whether or not there is a dog.
Because there were 'nights.
Someone who stays up all night wondering whether or not there is dog.
A guy who is up all night wondering if there is a dog.
Someone who lies awake at night wondering if there's a dog
Lay awake, contemplating the existence of Dog.