Related Clues:
- Fleeting interest
- Fidget spinners, evidently
- Pet Rock, once
- What may go in one year and out the other?
- Widespread trend
- Fidget spinners or Furbys, once
- Fleeting trend
- Pokémon Go, in the late 2010s, e.g
- It's not hot long
- Mannequin challenge videos of 2016, e.g
- Quick-cooling rage
- It’s in, until it’s not
- Big fad
- Instance of passing popularity
- Fidget spinners in 2017, for example