Knock, Knock!' [Puck] called in a high, singsong voice.
For a moment, silence. Then came a thud and a crash, as if something heavy had been hurled at the door. 'Go away!' snaled the voice from within.
'Ah, no. That's not how the joke goes,' called Puck.'I say 'knock, knock', and you're supposed to answer with 'who's there?''
'Fuck off!'
'Nope, that's still wrong

Autor: Julie Kagawa