Mark & Greta Concertize in the Sierra Foothills, California, in 2017
Shingle Springs Opera House Shingle Springs, CA, United StatesThe Shingle Springs Opera House again hosts Greta and Mark for their vocal/guitars/uke extravaganza. Always great fun, with perhaps some audience participation! Email David at dcthomas5256 @ gmail.com for the SSOH schedule, and for directions.