How do you kill a blue elephant?Shoot it with a bl...

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!