Knocking on the door of an unsuspecting victim and not running away.The objective is to see how long you can get the person to have their door open for.
Essentially the opposite of nicky nicky nine doors.
Popularized by Neg Dupree of the British TV show, Balls of Steel.
(Knock Knock)
"Hey...What do you want?"
"What do you mean what do you want you knocked on my door..."
"What no this is my house...you knocked on my door"