Another day, another huge festival announcement!
Twenty One Pilots and Muse have been announced as headliners for Firefly Festival!
Twenty One Pilots and Muse have been announced as headliners for Firefly Festival!
This festival will be held in Dover, Delaware and will occur on June 15,16,17 & 18!
The line-up also includes the likes of Thirty Seconds To Mars, Weezer, Flume & many more.
The entire line-up can be seen below!
