If you're just finding out about the limited edition 7-inch released by Pearl Jam guitarist Stone Gossard and singer-songwriter Mason Jennings, you're already too late to get one.

The pair collaborated on two songs -- 'Knife Fight' and 'Caught In a Mess' -- and announced yesterday (Oct. 21) that autographed copies would be available through Pearl Jam's Ten Club:

But within an hour, the vinyl single (which had a purchase limit of one per customer) had sold out. No word on whether or not the 7-inch will see any additional pressings or releases, but we'll keep you posted.

Check out the cover art:

pearljam.com
pearljam.com