Festivalgoers arrive to the Firefly Music Festival

Campers arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Josh Kleppinger of Fredericksburg, Va., sets up his camp site at the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Andrew Hershey, left, of Alexandria, Va., John Rupert of Alexandria, Va., Brett Nordmeyer of Wilmington, Del., and Liam Mchugh of Manassas, Va., look for their friends in the camping area along Leipsic Road at the Firefly Music Festival in Dover.

Unapproved items confiscated by security upon arrival to the Firefly Music Festival in Dover.

Security directs vehicles to be search upon arrival to the Firefly Music Festival in Dover.

A security team member uses a metal detector on campers arriving to the Firefly Music Festival in Dover.

Unapproved items confiscated by security upon arrival to the Firefly Music Festival in Dover.

Unapproved items confiscated by security upon arrival to the Firefly Music Festival in Dover.

Campers vehicles are checked by security upon arrival to the Firefly Music Festival in Dover.

Campers arrival to the Firefly Music Festival in Dover.

Campers vehicles are checked by security upon arrival to the Firefly Music Festival in Dover.

Campers vehicles are checked by security upon arrival to the Firefly Music Festival in Dover.

Campers vehicles are checked by security upon arrival to the Firefly Music Festival in Dover.

Firefly Music Festival camping traffic along Leipsic Road in Dover.

Campers arrive to the Firefly Music Festival camping entrance along Leipsic Road in Dover.

Campers vehicles are checked by security upon arrival to the Firefly Music Festival in Dover.

Security checks entrance wristbands at the Firefly Music Festival camping entrance along Leipsic Road in Dover.

Security checks entrance wristbands at the Firefly Music Festival camping entrance along Leipsic Road in Dover.

Delaware State Trooper CPL / 1 Will Miller directs Firefly Music Festival camping traffic along Leipsic Road in Dover.

Firefly Music Festival camping traffic along Leipsic Road in Dover.