One of the many highlights from the first Fretboard Summit: TK Smith and Julian Lage perform an impromptu set that included this amazing version of “Topsy.” The duo are both playing TK-built guitars, of course. They had never met or played together prior to this morning’s set.

Special thanks to PRS Guitars for sponsoring our Summit videos and podcasts. Filmed November 9, 2015 at the Fretboard Summit at Costanoa. Still photo by Darrell Jennings.