Knock knock.
Jou is there?
Why don't you speak English?
Jou speak English?
Explanation
Explain Bear
Okay, so listen up, genius. This joke is a play on words. It starts like a normal knock-knock joke, but the punchline uses "jou" (which sounds like "you") to ask why the person doesn't speak English. It's funny because it's unexpected and kinda dumb, just like you.