The Gravenhurst Opera House is hosting their 80th Anniversary. To celebrate this special milestone, the Opera House is hosting a summer season soiree and open house on June 28th. It’s happening from 10am until 2pm. There will be free face painting, balloons and a tour of the theatre.  Mayor Paisley Donaldson will also be there.  For more details visit www.gravenhurstoperahouse.com