SPIN: Firefly Music Festival is returning to Delaware’s Dover International Speedway from June 21 to 23, and the three-day event promises live sets from the Red Hot Chili Peppers, the Yeah Yeah Yeahs, Vampire Weekend, Tom Petty and the Heartbreakers, Grizzly Bear, and Kendrick Lamar. Also on the bill for the second annual Firefly showcase: Foster the People, the Avett Brothers, Calvin Harris, Passion Pit, MGMT, Ellie Goulding, Dispatch, the Lumineers, Alabama Shakes, Edward Sharpe & the Magnetic Zeros, Big Gigantic, Azealia Banks, Imagine Dragons, Zedd, Matt & Kim, Public Enemy, Dr. Dog, the Joy Formidable, Japandroids, Krewella, the Walkmen, Amanda Palmer and the Grand Theft Orchestra, Toro y Moi, LP, Atlas Genius, Django Django, Dan Deacon, Crystal Fighters, Dragonette, Manufactured, Superstars, Action Bronson, Youngblood Hawke, Lord Huron, Wild Belle, the White Panda, ZZ Ward, St. Lucia, Haim, Foxygen, Capital Cities, A Silent Film, Kishi Bashi, Kopecky Family Band, the Apache Relay, the Chevin, Selah Sue, Twenty One Pilots, Blondfire, the Royal Concept, Chvrches, the Neighbourhood, Imaginary Cities, Robert DeLong, Conner Youngblood, JC Brooks and the Uptown Sound, Delta Rae, Hey Marseilles, Young Empires, the Last Bison, the Wheeler Brothers, Sister Sparrow and the Dirty Birds, the Spinto Band, Leagues, Trails and Ways, and the Last Royals. A limited supply of Early Bird three-day passes priced at $198 will go on sale February 21. Standard pricing for all other tickets will range between $218 and $258. Depending on availability, single-day tickets might go on sale near the festival dates. MORE