The marriage between the Easy Rider star and the singer of the Mamas and Papas lasted only eight days. It was hell, or so they said at the moment. After many years, Dennis Hopper and Michelle Philips rectified saying that it was not so bad. What we know for sure is that theirs was a flash marriage: Michelle Phillips and Dennis Hopper got married on October 31st, 1970, and divorced on November 8th, 1970.