A is for Angry

A is for Angry is the second half of the 7th episode of Season 9. It first aired on April 5, 2005 with Three's a Crowd.

Summary
In "'A' is for Angry", Arthur cracks after unwanted support from his friends, who want him to defeat The Brain and participate in the inter-scholastic checkers tournament.

Plot
There is a checkers contest and everyone wants Arthur to challenge the Brain, so he does. They have a pep rally for the contest, and only George wants the Brain to win. Muffy starts a web site for "the benefit of all the average kids". In the first pep rally, Brain wins. When they have a post game pep rally, in the middle of Arthur's pep talk, he screams at the crowd. Back at home he gets a call from Buster to check out Muffy's website. He finds out that Muffy has posted a video of his scream. The next day Muffy and Francine are passing out flyers supporting Brain. Arthur argues with Francine, until Arthur crumbles up a flyer while screaming. At the next play-off match, everyone but Buster supports Brain. Arthur concedes when the match starts. At Arthur's House Francine visits asking him to go to the Inter-Scholastics for them because Brain conceded as well. She apologies to Arthur. Muffy is chosen for the inter-Scholastics, but is disqualified.

The episode ends when Arthur and Brain play checkers inside of Arthur's house.