SCRIPT

Knock, knock.
A:   Yes, who’s there?
B:   Armpit. (I’m Pit.)

Knock, knock.
A:   Yes, who’s there?
B:   Doris.
A:   Doris who?
B:   Dori’s locked.(Door is locked.)

Knock, knock.
A:   Who’s there?
B:   Mikey.
A:   Mikey who?
B:   My key won’t fit into the door.