Billboard is reporting that has been added to the set for Shoreline Ampitheatre in Mountain View, CA on Oct. 23-24, 2010.

fans, save the date: guitarist Stone Gossard says the closest thing to a 20th birthday gig for the band will be a slot on the bill of ’s annual in Mountain View, Calif. on Oct. 23 and 24.

The show will serve as a 20th Anniversary gig of sorts for the band who have no other shows booked at the moment.

Update: the full lineup has been announced.

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