Season 20
21 episodes · September 2008 – May 2009
| Code | Title | Aired | Live posts | Retro posts | Usenet score |
|---|---|---|---|---|---|
| S20E01 | Sex, Pies and Idiot Scrapes | Sep 28, 2008 | 18 | 0 | — |
| S20E02 | Lost Verizon | Oct 5, 2008 | 6 | 0 | — |
| S20E03 | Double, Double, Boy in Trouble | Oct 19, 2008 | 6 | 0 | — |
| S20E04 | Treehouse of Horror XIX | Nov 2, 2008 | 16 | 0 | — |
| S20E05 | Dangerous Curves | Nov 9, 2008 | 7 | 0 | — |
| S20E06 | Homer and Lisa Exchange Cross Words | Nov 16, 2008 | 10 | 0 | — |
| S20E07 | Mypods and Boomsticks | Nov 30, 2008 | 16 | 0 | — |
| S20E08 | The Burns and the Bees | Dec 7, 2008 | 22 | 0 | — |
| S20E09 | Lisa the Drama Queen | Jan 25, 2009 | 15 | 5 | — |
| S20E10 | Take My Life, Please | Feb 15, 2009 | 15 | 0 | — |
| S20E11 | How the Test Was Won | Mar 1, 2009 | 20 | 0 | — |
| S20E12 | No Loan Again, Naturally | Mar 8, 2009 | 13 | 0 | — |
| S20E13 | Gone Maggie Gone | Mar 15, 2009 | 34 | 0 | — |
| S20E14 | In the Name of the Grandfather | Mar 22, 2009 | 13 | 0 | — |
| S20E15 | Wedding for Disaster | Mar 29, 2009 | 18 | 0 | — |
| S20E16 | Eeny Teeny Maya Moe | Apr 5, 2009 | 6 | 0 | — |
| S20E17 | The Good, the Sad and the Drugly | Apr 19, 2009 | 15 | 0 | — |
| S20E18 | Father Knows Worst | Apr 26, 2009 | 13 | 0 | — |
| S20E19 | Waverly Hills, 9021-D'Oh | May 3, 2009 | 6 | 0 | — |
| S20E20 | Four Great Women and a Manicure | May 10, 2009 | 15 | 0 | — |
| S20E21 | Coming to Homerica | May 17, 2009 | 14 | 0 | — |