Knock-off Wednesday

Knock Knock!
Doris.
Doris, who?
Doris locked, that's why I had to knock!

Knock Knock!
Who's there?
Tank!
Tank who?
You're welcome!

Knock Knock!
Who's there?
Madam!
Madam who?
Madam foot is caught in the door!

Knock Knock!
Who's there?
Old lady.
Old lady, who?
I didn't know you could yodel!

Knock Knock!
Who's there?
Who.
Who who?
Is there an owl in here?

Knock Knock!
Who's there?
Woo.
Woo, who?
Don't get so excited, it's just a joke.

And there you have it folks! I've got more today but those will be later.

Happy Hump Day!