Return to Hill Valley 2015 Box Set: "It's your kids marty! Something's got to be done about your kids!"
Hearing those words, Marty McFly agreed to make the trek to the far-flung year of 2015 where he helped resolve a probelm with Biff's grandson, the savage Griff Tannen, saving his future children Marty, Jr. and Marlene from incarceration. But the future Marty, Sr. has problems of his own, problems that started way back in 1985...