Urban trends that have been "columbused."
August Alsina is the latest celeb to shut down a show.
Hannah Montana is a trendsetter. (9/9/2014)
The Carters' kiss, Nicki's wardrobe malfunction and more buzzworthy moments.
The racy visual attracted 19.6 million views in just 24 hours.
These celebs inspired university-level study of their art and impact.