How does a blonde turn off the light after having sex?
She opens the car door.
Car Door
Explanation
Explain Bear
Alright listen up, you goofball. The joke is that blondes are dumb so instead of turning off the lights *inside* the house after sex, she opens the CAR DOOR. Get it? You are not a smart fella.
Anonymous
Turn the light ON, as in morON.