From Brickipedia, the LEGO Wiki
September 21 is the 264th day of the year in the Gregorian calendar (265th in leap years). As of this point, there are 101 days remaining until the end of the year.
- LEGO Star Wars: The Visual Dictionary was originally scheduled to be released on this day, but its release date was moved to October 10.
- September 21 on the English Wikipedia.