Pitchfork has expanded its 2012 festival line up to include Brooklyn bands Sleigh Bells and Dirty Projectors and it claims there are 20 bands yet to announce.

3-day passes to the July 13th – 15th festival have sold out, but you can still score day passes ($45) on TicketWeb.

Here’s the line up revealed thus far:

FRIDAY JULY 13, 2012 – LINEUP – GATES OPEN AT 3PM

Feist
Dirty Projects**
The Olivia Tremor Control**
A$AP Rocky
Clams Casino**
Tim Hecker
Purity Ring**
Willis Earl Beal
and more!

SATURDAY JULY 14, 2012 – LINEUP – GATES OPEN AT 12PM

Godspeed You! Black Emperor
Hot Chip
Sleigh Bells**
Flying Lotus**
Grimes
Danny Brown**
Schoolboy Q**
Cloud Nothings
Liturgy
The Atlas Moth**
and more!

SUNDAY JULY 15, 2012 – LINEUP – GATES OPEN AT 12PM

Vampire Weekend
AraabMUZIK
Kendrick Lamar
The Men**
The Field
Iceage**
and more!

**Just Announced