Back to the Future him to 2015 to resolve a problem with their future children. The trio board the DeLorean, which has been upgraded with hover technology, and warp to the future. Writer and producer Bob Gale conceived "Back to the Future" after he visited his parents in St. Louis, Missouri after the release of "Used Cars". Searching their basement, Gale found his father's high school yearbook and discovered he was president of his graduating class. Gale had not known the president of his own graduating class, and wondered whether he would have been friends with his father if they went to high school
Back to the Future: The Ride the vortex to the original point of departure – the present, at the Institute of Future Technology (in which they crash through the "Back to the Future" logo in front), where Biff get out and thanks the riders and Doc for saving his life, but is soon seized by security. Riders exit the vehicle, as Doc thanks them and reminds them that, "The future is what you make it!" An animated logo of the Institute of Future Technology flashs up on the screen with the words "Please lift lap bar and exit" and after a few seconds Doc warns, "Hurry