Quite Pleased.

July 17-19

Friday
Built to Spill
The Jesus Lizard
Yo La Tengo
Tortoise

Saturday
The National
Yeasayer
The Pains of Being Pure at Heart
Fucked Up
Plants and Animals
Matt & Kim
Wavves
Charles Hamilton
The Duchess and the Duke
Disappears

Sunday
The Flaming Lips
Grizzly Bear
M83 (!!)
The Walkmen
Blitzen Trapper
The Black Lips
The Very Best
Mew
Vivian Girls
Japandroids
Women
Pharoahe Monch

...more to be announced.

personally I think this is the best lineup Pitchfork has had thus far... soooo excited!

Also, Lollapolooza (Aug 7-9) has just announced the 2009 lineup,
click here for all the performers.