Kan Jong Wook has teamed up with After School's Raina for his newest single, "Even After A Day"! On June 28th, a representative for the singer stated, "Both Raina and Kan Jong Wook finished recording in a happy mood and the two singers were satisfied with the end result." An MV teaser was released through YouTube today, which recorded the singers' close friendship. After School fans especially are anticipating the release of this duet single, as it's Raina's first time singing a duet with a male singer. 'Even After A Day' will be released on June 29th at midnight. Source: TV Daily via Nate