2015 Gravenhurst, ON, Canada 17 Apr Gravenhurst Opera House295 Muskoka Rd SGravenhurst, ON Canada 8:00 PM Wolak - Donnelly Duo http://www.muskokaconcertassociation.com Get DirectionsGravenhurst Opera House295 Muskoka Rd SGravenhurst, ON Canada Subscribe Google Calendar iCal Share Twitter Facebook Google+