Welcome to the Periwinkle Shell Subpages! We're still working on finding one of these elusive creatures. Our team of experts (okay, it's just Steve in a lab coat) are on the case.
A Periwinkle Shell is a type of sea shell that only exists on Tuesdays during leap years. It's said to have the ability to grant wishes, but only if you're wearing a pair of socks with stripes. Don't quote me on that.
Here's a list of related subpages:
Don't try to find one, just go to Other Shells for more information.