Campers arrive for 2015 Firefly Music Festival

DOVER, Del. (WPVI) -- Campers arrived in Dover, Delaware on Wednesday for the 2015 Firefly Music Festival.

Organizers expect 90,000 people to attend the four day, sold-out event.

The music starts Thursday with 16 acts.

Some of the most anticipated performers this year are music legend and former Beatle Paul McCartney, Kings of Leon and Snoop Dogg.

Single day general admission passes were not offered this year.

Campers can check in from Noon on Wednesday, June 17 through 9:00 p.m. on Friday, June 19.

On Saturday, campers can sign in from 6:00 a.m. until 4:00 p.m. and on Sunday from 6:00 a.m. until Noon.