The '2010 Valkyrie Concert' was recently held on November 20th at the Korea University Gymnasium, and it was an event where high school seniors were able to gather and celebrate the completion of the nationwide college entrance qualification exams (CSAT). Singers who performed at the celebratory event include f(x), T-ara, miss A, DJ Doc, and SHINee. Check out some of the pictures from the concert below below. [gallery] Photos: As tagged