Viral Date: May 2008

The upside of the Soulja Boy phenomenon: cool kids showing their dance moves on YouTube. The down side of the Soulja Boy phenomenon? This crazy chick harassing you on the train when you're coming home from work.

YOU AUGHTA KNOW:
The video prompted Atlanta police to arrest Soulja Girl, a.k.a. Nafiza Z, who's behavior has been blamed on a bi-polar disorder.