1.
When Muffy was considerate of her less fortunate friends:
2.
When Francine gave Muffy the public roasting of her life:
3.
When D.W.'s name was called into question:
4.
When Francine refused Purnella's gesture of friendship:
5.
When Buster insulted Muffy's online presence:
6.
When D.W.'s comebacks were simple, yet deeply cutting:
7.
When Arthur's parents revealed where their loyalties lay:
8.
When D.W. offered her kindness at a price:
9.
When Buster was left behind:
10.
When Muffy offered Francis some harsh fashion advice:
11.
When D.W. played host:
12.
When Muffy demanded to be treated in accordance with her social status:
13.
When Arthur was hit with the dad joke to end all dad jokes:
14.
When Francine and Muffy's future friendship looked tense:
15.
When Buster wrecked Muffy's blind confidence:
16.
When Arthur insulted D.W.'s physical appearance pretty accurately:
17.
When George's enthusiasm was quickly squashed:
18.
And when D.W. dragged Arthur in the most viciously meta way: