Characters
Episode names
Randoms
Who said what?
Treehouse of Horror
100
this is...
*hint* homer's friend
Who is...
Barney Gumble
100
In this episode, after realizing how unpopular she is, a disillusioned Lisa sees the vacation to Ned Flanders' beach house as an opportunity to reinvent herself. She makes lots of friends, and becomes "popular" for the summer.
What is...
Summer of 4"2
100
What grade Lisa is in
What is...
The second grade
200
This is..
Who is...
Artie Ziff
200
In this episode, Mayor Quimby's nephew Freddy is wrongly accused of assaulting a waiter, with Bart being the sole witness to the true course of events.
What is...
The boy who knew to much
200
Bart's evil twin
Who is...
Hugo
300
This is... 
Who is...
Mr. Teeny
300
In this episode, Bart and Lisa decide to write an episode of The Itchy & Scratchy Show; after their script is rejected, they resubmit it under the name of their grandfather Abraham Simpson, resulting in Grampa being hired as a staff writer. Meanwhile, Homer returns to high school to retake a failed science course.
What is....
The Front
300
Bart's full name
What is...
Bartholomew JoJo Simpson
400
This nerd
Who is...
Database
400
In this episode, a crime wave caused by an elusive cat burglar plagues Springfield.
What is...
Homer the Vigilante
400
The reason the Simpsons are yellow
What is...
Matt Groening wanted them to stand out more.
500
Homer's worst enemy
Who is...
Frank Grimes
500
In this episode, Bart runs away from home after destroying a centerpiece that Lisa makes for the Thanksgiving dinner table.
What is...
Bart v.s Thanksgiving
500
Maggie's full name
What is...
Margaret Evelyn Lenny