![The Pet Rock phenomenon was an unbelievable experiment performed in the 70s by an advertising executive. The challenge: could he take a simple idea, market it, make people happy, and use it The Pet Rock phenomenon was an unbelievable experiment performed in the 70s by an advertising executive. The challenge: could he take a simple idea, market it, make people happy, and use it](https://i.redd.it/ra4vae22c2kx.jpg)
The Pet Rock phenomenon was an unbelievable experiment performed in the 70s by an advertising executive. The challenge: could he take a simple idea, market it, make people happy, and use it
![Joseph Simpson ᯅ on X: "Just a reminder that you have to plug in and charge your USB Pet Rock at least once every 30,000 years. https://t.co/1RiiVM6gnz" / X Joseph Simpson ᯅ on X: "Just a reminder that you have to plug in and charge your USB Pet Rock at least once every 30,000 years. https://t.co/1RiiVM6gnz" / X](https://pbs.twimg.com/media/E-3PWDRXsAYvsdb.jpg:large)
Joseph Simpson ᯅ on X: "Just a reminder that you have to plug in and charge your USB Pet Rock at least once every 30,000 years. https://t.co/1RiiVM6gnz" / X
![The Original Pet Rock | A Phenomenon from the 70's! | Name It, Train It, Love It! | For ages 8+ - Walmart.com The Original Pet Rock | A Phenomenon from the 70's! | Name It, Train It, Love It! | For ages 8+ - Walmart.com](https://i5.walmartimages.com/asr/e5be4d18-d6b5-4284-a9e0-ca02e9d3e19f.7caafb0c8154c05da45e1691417f750a.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)