Pearl Jam Hide “Speed Of Sound” In Backspacer Cover Treasure Hunt

By brandon / July 29, 2009

Tom Tomorrow’s Backspacer cover’s being revealed today via an on-line treasure hunt: Bits of the art are showing up on nine different sites as we speak. See them separately at antiquiet and (spoiler) united in the small composite accompanying this post. If you do decide to visit each participating site, you’ll get this demo of “Speed of Sound,” a Backspacer song Eddie Vedder performed solo earlier this month:

Backspacer is out 9/20 at your local Target and pearljam.com.