Related Clues:
- Humorous internet image
- It won't last
- Hand-waver's scream
- Ice Bucket Challenge, for one
- Man buns, e.g
- Viral internet phenomenon
- Social trend
- The limbo, in the early 1960s, e.g
- Internet sensation
- Flash mobs, once
- Hand raiser's attention-getter
- Video gone viral, e.g
- Child's enthusiastic but selfish shout
- YouTube clip gone viral, say
- Bit of viral web content