Klopf klopf

Knock Knock
- "NAK NAK"
- "Who's there?"
- "NAK NAK"
- "Nak Nak who?
- "NAK NAK NAK NAK"   
- "Ha ha ha ha."
- "That's not funny."

SisyFord (Keep It Rollin)

- "Look, he's pushing his bicycle!"

- "He's started practicing for that."