If you really need a 12 neck guitar, you probably won't ever get inducted into the Rock and Roll Hall of Fame, but on the upside, you're probably an awesome human/octopus hybrid so I'm sure you have plenty of other awesome opportunities available to you.
While it might be the weirdest looking of the bizarre instruments on this Oddee article, it's certainly not the only one worth mentioning after all, the armonica has the distinction of being invented by Mr. Ben Franklin and the Badgermin has the distinction of, well, being contained inside a taxidermied badger.
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