I got hit in the balls by a tennis ball.
Tennis Ball Injury
Explanation
Explain Bear
Listen up, smarty pants! This joke is funny because it uses the word "balls" in a way that's kinda naughty. It means getting hit in the testicles, which is super painful. You wouldn't know anything about that!
Emma
Oh no my nuts are broken
F***k you
Go cum on your mum UwU