It’s that time of year when all the festival lineups are being released, one after another. Firefly Festival is scheduled to take place June 19-22 at The Woodlands in Dover, Delaware, and, as usual, will be offering an array of different genres from all aspects of music that will be performing. Today, the announcements for the 2014 lineup were made via video. The main three festival headliners are Foo Fighters, Outkast and Jack Johnson. Also in attendance will be Pretty Lights, A-Trak, Martin Garrix, The White Panda, and Cash Cash to name a few of the electronic acts.