They're not voting because...
- The Wrong Lizard Might Get In
"You mean they actually vote for the lizards?"
"Oh yes," said Ford with a shrug, "of course."
"But," said Arthur, going for the big one again, "why?"
"Because if they didn't vote for a lizard," said Ford, "the wrong lizard might get in. Got any gin?"
http://wso.williams.edu/~rcarson/lizards.html
written 7th Apr 2005