Related Clues:

• Temporary fashion that's all the rage
• ''In'' thing, for a time
• Hula hoop or mood ring
• It's in one era and out the other?
• Mania that doesn't last too long
• Troll dolls, years ago
• Fidget spinners, apparently
• Rage that comes and goes
• Short-duration craze
• Fast-fading fad
• 'Pokemon Go,' e.g
• Trending thing
• Following publicity? It’s a craze
• Something hot for a short time
• Fidget spinners, for example