Translation of "Knock knock" in German

First there were drums and then knock-knock jokes.
Erst gab es Trommeln und dann "Klopf Klopf"-Witze.
TED2020 v1

"Knock-knock, at the door.
Klopf, klopf, machte es an der Tür.
OpenSubtitles v2018

Well, no one's knock, knock, knocking on our door now.
Nun, niemand knock, knock, knockt jetzt an unserer Tür.
OpenSubtitles v2018

Knock, knock, knock, Penny?
Knock, knock, knock, Penny?
OpenSubtitles v2018

Knock, knock, JT, you home?
Klopf, klopf, J.T. Bist du zu Hause?
OpenSubtitles v2018

Knock-knock, I look through the peep-hole, all I see is hair.
Es klopft, ich schaue durchs Guckloch und sehe nur Fell.
OpenSubtitles v2018

I knock and knock at the door.
Ich klopfe und klopfe an der Tür.
OpenSubtitles v2018