How Do You Kill A Blue Elephant?

How do you kill a blue elephant

Shoot it with a blue elephant gun.

How do you kill a red elephant

Strangle it till it turns blue, then shoot it with a blue elephant gun.

How do you kill a green elephant

Tell it a dirty joke until it blushes and turns red, then strangle it until it turns blue, then shoot it with a blue elephant gun.

How do you kill a yellow elephant

What are you talking about There are no yellow elephants