The Pitchfork Music Festival lineup is slowly expanding. This week, they've announced Wavves, Matt and Kim, Charles Hamilton, The Duchess and the Duke, M83, The Very Best, and Fucked Up. Pitchfork is putting together a solid lineup, if you ever needed an excuse to go to Chicago, put Pitchfork on your list of can't miss festivals of 2009. To summarize, here's the Pitchfork lineup so far:

Friday - "Write the Night: Set Lists by Request"
Built to Spill
The Jesus Lizard
Yo La Tengo
Tortoise

Wish you could choose which songs the bands were playing? When you buy your tickets to Pitchfork 2009, you'll receive a confirmation email with a link to a page where YOU can choose the set lists for each of the bands playing on Friday night. Pretty sweet huh?

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

Sunday
The Flaming Lips
Grizzly Bear
M83
The Walkmen
Pharoahe Monch
Black Lips
The Very Best
Vivian Girls

The Pitchfork Festival takes place in Chicago's Union Park on Friday, July 17th through Sunday, July 19th. Tickets can be purchased here. For more info, check out the Pitchfork Festival website.