September 20 is the 263rd day of the year.
Event[]
Behind the scenes[]
- 1967, Wednesday: This was the original date in which both Dr. Emmett Brown & Marty McFly would have to come to as it was the time which an older Biff Tannen gave himself the Grays Sports Almanac on, which was the day he received a $25,000 inheritance.
- 1997, Saturday: An alternate dub of Bakku tou za fuyucha was shown in Japan.