[moolcool]

These cheap plastic glasses have the cultural staying power of the pet rock.

[DanBC]

> cultural staying power of the pet rock.

https://en.wikipedia.org/wiki/Pet_Rock

>> Pet Rock is a collectible conceived in 1975

We're still talking about it forty years later. I knew exactly what you meant by pet rock without having to search for it.

[moolcool]

>by February 1976 they were discounted due to lower sales