Number 6: Welcome friend, I’m number 6.
Number 15: I’m number 15. What number are you?
Homer: I am not a number! I am a man! And don’t you eve… oh wait, I’m number 5. Haha. In your face, number 6!
Number 6: Myeees… Well done.
I spent a little time trying to explain that one to my most advanced class, but gave it up. Too much missing cultural context.