Why aren't Down's syndrome jokes funny?
Because the format of them is ugly.
By the way, infertility is hereditary:
If your parents did not have children, you will not have any.
What is Alabama’s family tree? A circle.
The extra detention didn't do much, but the extra chromosome definitely did.
Why can't you solve a murder in Alabama?
All the DNA is identical and there are no dental records.
The reason why people are short is because their dad never came back with the milk.
If Kenny had a son, we all know he would also be his brother.