Knife Party, Justice (DJ Set), Bassnectar, Flying Lotus, Empire of the Sun, Flux Pavilion Crystal Castles and more will perform at the HARD SUMMER Festival at the Los Angeles State Historic Park in downtown L.A. on August 3 and 4. Weekend passes to the event are currently on sale for $129, and the daily lineups can be viewed below.

Saturday, August 3

KNIFE PARTY
DUCK SAUCE
DOG BLOOD
FLUX PAVILION
FLYING LOTUS
2 CHAINZ
SBTRKT (DJ SET)
DISCLOSURE
TNGHT
TOMMY TRASH
KILL THE NOISE
RL GRIME
ALVIN RISK
JUST BLAZE
OLIVER
DESTRUCTO
JULIO BASHMORE
DUKE DUMONT
TJR
ALEX METRIC
RYAN HEMSWORTH
BONDAX
KEYS N’ KRATES
XXYYXX
GREEN LANTERN
DANIEL AVERY
PHIL KIERAN
JEROME LOL
SAMO SOUND BOY
DVBBS

Sunday, August 4

JUSTICE (DJ SET)
BASSNECTAR
EMPIRE OF THE SUN
ZEDD
CRYSTAL CASTLES
BAAUER
DILLON FRANCIS
AZEALIA BANKS
GESAFFELSTEIN
MR. OIZO
BUSY P 
FLOSSTRADAMUS
BREAKBOT
CLAUDE VONSTROKE
BRODINSKI
RUDIMENTAL (LIVE)
JUSTIN MARTIN
EATS EVERYTHING
CLOCKWORK
PAPER DIAMOND
J. PHLIP
FRENCH FRIES
FEADZ
SO ME
GORGON CITY
JUSTIN JAY
GLADIATOR