One Direction, Taylor Swift and Fun are topping MTV's list of the top 10 musical acts that "made the biggest mark on 2012." Find out which two viral sensations made the cut here.
Who would you pick?
Chris' List: MTV's best artists of 2012
One Direction, Taylor Swift and Fun are topping MTV's list of the top 10 musical acts that "made the biggest mark on 2012." Find out which two viral sensations
