Find the missing number

Labor Day always falls on the first Monday in September, have some jokes during 3 day weekend

Is Aunty Diane having her baby today?
Why did you think she is about to give birth?
Because you said today was Labor Day!

When is Labor Day?
About 9 months after Father’s Day.

Do you know, most people don't have to work today, because it's Labor Day.
If people are not working, shouldn’t we call today "No-Labor Day?"

What do you call a hobbit throwing a Labor Day party?
It’s just a little get-together.

Why do the employees get sick on Labor Day Weekend?
Weakened immune system.

Happy Labor Day!
Oh wait… we live on a farm. Never mind!

I told my coworker I was going skydiving labor day weekend and he asked how many feet I was diving from.
I looked down at my feet, "Just these two".

Why are locksmiths allowed to remain open on Labor Day?
They are key workers.

Why are zombies free labor?
They don’t need a living wage.

What do nuclear plants serve their workers for the Labor Day party?
Fission Chips.

Why did ancient Egyptians have a hard time recruiting laborers?
It was a pyramid scheme.

What do you call a sick co-worker?
Staff infection.

What do you call a snake that works for the Government?
A Civil Serpent.

How did a calendar factory worker get fired?
He took a day off on Labor Day.

Why do managers never go bowling with their employees?
Because they are afraid of them striking.

What is the day when most Babies are born?
Well, it’s Labor Day.

Most people enjoy a day off on Labor Day except for fire…
Fire works on the Labor Day.