Acoustic Guitar Summit Performs in Portland, Oregon

Acoustic Guitar Summit — featuring Grammy winners, an Oregon Blues Hall of Fame member, and a national fingerpicking champion! — kicks off its Holiday concert season with a private event in downtown Portland, Oregon.

Mark & Greta Perform in Portland

Mark and Greta perform for a private function in downtown Portland, Oregon. Complete with guitars, ukes, percussion and new bass octaver!

Mark & Greta in Rochester, Minnesota

Mark and Greta visit Mark’s hometown for his high school reunion, and a gathering of the state champ basketball team! We’ll have a party and a shoot-around, and see if anyone can still dunk (or run, for that matter)!   Photo: Mark at Chief Justice John Marshall Park in Washington, D.C. Mark’s high school takes its name from the illustrious 19th Century Supreme Court justice.

Mark & Greta in Los Altos, California

Mark and Greta join Mark’s early “Waterwheel” partner Fred Cummins for music on Cinco de Mayo during the morning service at Foothills Congregational Church in Los Altos. Directions.