Millie’s knock knock joke:

Millie: Knock knock.

Me: Who’s there?

Millie: Lemon.

Me: Lemon who?

Millie: Knock knock.

Me: Who’s there?

Millie: Lemon.

Me: Lemon who?

Millie: Knock knock.

Me: Who’s there?

Millie: Lemon.

Me: Lemon who?

Okay, so you think you see where she’s going with this?

Millie: Knock knock.

Me: Who’s there?

Millie: Orange.

Me: Orange who?

Millie: Oh, I didn’t know that you were late for work!

I laughed pretty hard. So here’s some background.

Here’s an old joke of my dad’s:

Dad: Knock Knock

Me: Who’s there?

Dad: Eisenhower.

Me: Eisenhower who?

Dad: I’s an hour late for breakfast!

Here’s a joke of mine:

Me: Knock knock.

Whoever will listen: Who’s there?

Me: Chooch.

WIL: Chooch who?

Me: Oh, I didn’t know you were a choo choo train!

And here’s a joke of my dear husband’s:

DH: Knock knock.

Me: Who’s there?

DH: Lemon.

Me: Lemon who?

DH: Lemme know when you’re ready to go!

So here’s one more knock knock joke for you:

Me: Knock knock.

You: Who’s there?

Me: Nowd.

You: Nowd who?

Me: Now do you think it’s funny?