11. In the different timelines of Back to the Future, the mall in Hill Valley, Calif. is first known as “Twin Pines Mall” and later named “Lone Pine Mall” after Marty returns from 1985. If you’ll recall, Marty ran over a tree fleeing the barn he crashed into when he first arrived in the past and Old Man Peabody was none too pleased.
12. According to the BTTF Wikia, Old Man Peabody had a first name — Otis.