Who knock knock joke Knock knock Who is it?

Doctor.** Doctor who **YES**

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Knock Jokes More Knock Jokes

Knock knock. Who's there? Opportunity.

That is impossible. Opportunity doesn’t come knocking twice!

Who is that walking up my driveway?

Anxiety in 3...2...1... knock, knock *sigh* "WAIT A SECOND!" *mumbles* "I need to find pants."

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What do you mean, 10?

10 what Months Weeks !" Doctor: "Nine."

What did the surgeon say when the doctor declined going out after work?

Suture self!

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Why does America not have knock knock jokes?

Because freedom rings.

Why do Americans hate knock knock jokes?

Because Freedom Rings.