| Forgive and Regret
| Episode Information
"Forgive and Regret" will be the 18th episode of season 29. It will air on April 29, 2018. This episode will mark the show as TV's longest running primetime scripted series, surpassing Gunsmoke, which had 635 episodes.
- "Grampa makes a confession to Homer while on his deathbed. After his recovery, he comes to realize that this issue will not be easy to reconcile."
It was scheduled to be episode 634th, but King Leer aired as 634th instead.