1.

Blonde: "What does IDK stand for?"
Brunette: "I don’t know."
Blonde: "OMG, nobody does!"

2.

Two blondes fell down a hole. One said, - It's dark in here isn't it?- The other replied, - I don't know; I can't see. -

3.

Question: Why can't a blonde dial 911?
Aanswer: She can't find the eleven.

4.

A guy was driving in a car with a blonde. He told her to stick her head out the window and see if the blinker worked. She stuck her head out and said, "Yes, No, Yes, No, Yes..."