While the condition explored here may seem rare and exotic, the reason behind it is more common than you think. Join Dr. Oz on an exploration of an extreme medical oddity. Footage courtesty of TLC's "My Shocking Story 4: Octopus Man."

To view the story of Tree Man, click here.

Animation produced by Visible Productions Inc.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.