Why jokes

Knock knock.

Who's there?

Maserati.

Maserati who?

Why don't you clean up this Maserati?

Q: Why are the 49ers called the 49ers?

A: 'Cause they can't make it past the 50-yard line.

Child: Goodnight Mommy. Goodnight Daddy. Goodnight Grandma. Goodbye Grandpa!

Dad: Wait, why are you saying that?

Child: I just felt like it.

The next day, the Grandpa is dead.

Dad: That's just a VERY scary coincidence.

Child: Goodnight Mommy. Goodnight Daddy. Goodbye Grandma.

Dad: Wait, why are you saying that?

Child: I just felt like it.

The next day, the Grandma is dead.

Dad: That's just a VERY scary coincidence.

Child: Goodnight Mommy, Goodbye Daddy!

Dad: Oh no. If I survive until tomorrow, everything will be okay!

Survives until tomorrow.

Dad: Whew! That was nice! *Goes to house*

Mom: Honey! I was so worried about you! The mailman just dropped dead on our porch!

(If you don't get it, the mailman is the biological father)