| The Simpsons | |
|---|---|
| Season 20 | |
 DVD cover | |
| Showrunner | Al Jean |
| No. of episodes | 21 |
| Release | |
| Original network | Fox |
| Original release | September 28, 2008 – May 17, 2009 |
| Season chronology | |
The twentieth season of the American animated television series The Simpsons aired on Fox from September 28, 2008, to May 17, 2009.[1] With this season, the show tied Gunsmoke as the longest-running American primetime television series in terms of total number of seasons.[2] The season was released on Blu-ray on January 12, 2010, making this the first season to be released on Blu-ray as well as the only one to contain both 16:9 widescreen and high-definition episodes. It was released on DVD in Region 1 on January 12, 2010, and in Region 4 on January 20, 2010.[3] The season was only released on DVD in Region 2 on September 17, 2010, in a few areas.
- ^ Cite error: The named reference
FFwas invoked but never defined (see the help page). - ^ Keveney, Bill (September 28, 2008). "'The Simpsons' Hits a Landmark". ABC. Retrieved October 2, 2008.
- ^ "The Simpsons DVD news: Announcement for The Simpsons — The Complete 20th Season". TvShowsOnDVD. October 28, 2009. Archived from the original on October 31, 2009. Retrieved October 28, 2009.