Punk icons Green Day have announced that they will premiere the video for their new single, "21 Guns," at midnight on June 21st on MySpace Music. The video was directed by Marc Webb (My Chemical Romance, Weezer). "21 Guns" is the second single from 21st Century Breakdown, which debuted at No. 1 on the Billboard Top 200 chart. Don't have it yet? Download the album below.