Firefly Music Festival’s INSANELY STACKED lineup is revealed!!! BE THERE, June 21-23 2019! December 11, 2018 By: alyssa howell 0 Line Up: For more info click HerePurchase Passes click Here Map of Firefly Music Festival Grounds FacebookTwitterTumblremail Tag: Dover Delaware Firefly Music Festival Panic! At The Disco Post Malone Travis Scott Tyler The Creator Vampire Weekend Zedd Previous post GO LIVE: 98 Degrees bring the Holiday Cheer to the DMV! Next post Trans Siberian Orchestra in Washington DC! Related articles Read more > Go Live: Panic! At The Disco brings High Hopes to Memphis Read more > The Essentials for Firefly Music Festival (or ANY Festival for that matter)! Read more > NEWS: CAMP FLOG GNAW RETURNS FOR ITS SEVENTH YEAR!