They both lose efficiency as soon as you open windows.
A Rook-ey mistake.
They though it was Riel funny!
A Dell.
A sore finger.
BECAUSE SEVEN ATE NINE *drops mic*
Well because he had a horrible experience with windows. (credit to Neil Hamburger for this amazing joke)
You remove his slippers and open the door. You put him inside. You close the door and take the slippers away.
With a monkey.
They both stop working properly when you open windows.
It loses its cool.