Celebrate the Artivist Film Festival's Winning Films and Award Honoree Kristen Bell at the Festival's Closing Night Ceremony Saturday, August 20, 2011 LOS ANGELES, Aug. 16, 2011 (GLOBE NEWSWIRE) -- The Artivist Collective presents its 8th annual Artivist Film Festival August 18, 19, 20, 2011 at the historic Egyptian Theatre in the heart of...