When Ned Flanders holds a yard sale, Bart and Milhouse buy several books as part of a scheme to record a stunt.
After Bart passes a test, the family celebrates with a cake, but Marge and Lisa look around his room, suspecting him of cheating.
With the help of Maggie, Lisa finds the diary at the treehouse and discovers that Edna was actually referring to her pet cat.
At home, Ned reads the diary and is brought to tears over an entry where Edna says that being married to him made her dreams come true.
The show did not give a farewell to Wallace's character at the time of her passing because producers were not aware she was ill, so this episode was an attempt to memorialize her.
Beginning with the following episode "Wad Goals", he is voiced by Kevin Michael Richardson, who is African-American.
[1] The episode was scheduled to debut on January 10, 2021, but was rescheduled to February 14 due to being preempted by the NFL playoffs.