Old Man McGucket says that he saw a window in the Mystery Shack that is shaped like a triangle with an eyeball on it, and has been thinking about triangles since. He says that they can be found everywhere in many forms such as demons, nacho earrings and Infinity pizza.
He also adds that he has a theory that roadside cones are trying to take over the world and put squares and circles in their place.
- McGucket stands on his head in order to get ideas.
- "Tourist Trapped"
- "Irrational Treasure"
- "Bottomless Pit!"
- "Sock Opera"
- "Society of the Blind Eye"
- "Blendin's Game"
- This first aired during the showing of "Scary-oke."
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