Pet Rock - Wikipedia

PetRock – 70's Smooth

The Shakri Are Here! Invasion of the Black Cubes

The Pet Rock Captured a Moment and Made Its Creator a Millionaire - ABC News

Xgifs

How to Make Fake Rocks with Concrete: DIY Boulders & Rocks

Can you give some examples of products that have hit the market and made you scratch your head? - Quora

What are some examples of seemingly useless products or inventions which have made the inventors millions? - Quora

My Dad the Rock Star - Wikipedia

DC League of Super-Pets - Wikipedia

Working Class Dog - Wikipedia

School of Rock (musical) - Wikipedia

Pet Rock – Wikipedia

Can a product be sold as 'inspired by' a film? - Quora