,Lead singer and guitarist Jeff Tweedy, left, and bassist John Stirratt perform with Wilco on the Lands End main stage during the Outside Lands Festival in Golden Gate Park in San Francisco, Calif., on Friday, Aug. 7, 2015. (Jane Tyska/Bay Area News Group)
Guitarist Nels Cline performs with Wilco on the Lands End main stage during the Outside Lands Festival in Golden Gate Park in San Francisco, Calif., on Friday, Aug. 7, 2015. (Jane Tyska/Bay Area News Group)
Lead singer and guitarist Jeff Tweedy performs with Wilco on the Lands End main stage during the Outside Lands Festival in Golden Gate Park in San Francisco, Calif., on Friday, Aug. 7, 2015. (Jane Tyska/Bay Area News Group)