Snake Zebra what? I have an explanation, and it's a good one, really it is!
So where in the heck did Snake Zebra Elephant come up? Well, my last name, containing nine letters with only two vowels ("E" and "I") and a psuedo vowel ("Y") can become a very difficult name to sound out, let alone spell. So, when I have to spell my last name to people over the phone, I like to use Snake - Zebra - Elephant to help.
"S" as in Snake, "Z" as in Zebra, "E" as in Elephant, "S"
as in Snake, "Z" as in Zebra, "Y", "C", "K", "I" - and/or - Snake, Zebra, Elephant, Snake, Zebra, Y, C, K, I.

