From the Facebook event page:

PITCHFORK MUSIC FESTIVAL PARIS! 1, 2 & 3 November 2012
GRANDE HALLE DE LA VILLETTE - 2 stages, more than 40 artists

M83, ANIMAL COLLECTIVE, GRIZZLY BEAR, ROBYN, SEBASTIEN TELLIER, SIMIAN MOBILE DISCO (LIVE), THE WALKMEN, FUCK BUTTONS, CHROMATICS, LIARS, JOHN TALABOT (LIVE), THE TALLEST MAN ON HEARTH, JAPANDROIDS, FACTORY FLOOR...
+ SO MANY ACTS AND ATTRACTIONS TO BE ANNOUNCED !

Teaser : http://youtu.be/HBo-iKN-exY

PASS 3 DAYS : http://tinyurl.com/PITCHFORKPARIS

http://www.facebook.com/events/106962469444144/

Did any of yous go to the last one? Where to look for cheap flights?