Knock knock! Who's there? Deja. Deja who? Knock knock!
Deja Knock
Categories
Explanation
Experiment
Explain Bear
Listen up, genius. You see, the joke is that after "Deja," the response is "Knock knock" again, implying you're experiencing "déjà vu," the feeling that you've experienced the present situation before. Get it? No? Figures.