Lay awake, contemplating the existence of Dog.
He doesn't believe in dog.
Because dogs can't whistle. (X-post from r/dadjokes)
Bricks can get laid.
Because he makes all the ladies wet.
A guy who stays up all night wondering if there's a dog. Infinite Jest, by DFW
Define "light bulb".
Batman. Why Because he can't go out at night without Robin!
Their cicadan rhythm is off
Willing suspension of disbelief
None. They don't believe in a higher power.
He stayed up all night wondering if there was a dog.
Someone who stays up all night wondering whether or not there is dog.
A person who stays up all night contemplating the existence of dog.
Eggnog-stic.
Existence is futile.