Fillmore! - Season 2 - Eps 12: A Dark Score Evened
Four victims—Wilbur, Grover, Becca and Stella. Four bullies—Rochelle, Bryan, Fiona and Horace. Someone's fed up of people being made to feel small and scared and is targeting each victim's bully respectively. Despite not wanting to help bullies, Fillmore starts to investigate who would want to scare the bullies so much. The main suspects are the four victims, but the victim of each bully is proven to have an alibi.
About Fillmore!

Title: Fillmore!
First Air Date: 2002-09-14
Last Air Date: 2004-01-30
Status: Ended
Rating: 7.379/10 (from 29 votes)
Language: EN
Seasons: 2
Total Episodes: 26
Network: ABC
Genres: Animation, Mystery, Kids, Comedy
Production Companies: Disney Television Animation, Walt Disney Television
Synopsis
Former delinquent Cornelius Fillmore saw the light, and now fights on the side of justice at X Middle School. Joining him is Ingrid Third, who has a photographic memory. Together, Fillmore and Third fight all those who attempt to break the rules at X, all while keeping Jr. Commissioner Vallejo off their backs and trying to please the school's overly-image-conscious Principal Folsom. Fillmore! is an American animated television series which was produced by Walt Disney Television Animation. The series was created by Scott M. Gimple and directed by Christian Roman. It was the last series produced by Walt Disney Television Animation alone, without association with Disney Channel.
Cast

Orlando Brown
Cornelius Fillmore (voice)

Tara Strong
Ingrid Third (voice)

Horatio Sanz
Horatio Vallejo (voice)

Lauren Tom
Karen Tehama (voice)

Danny Tamberelli
Joseph Anza (voice)

Kyle Sullivan
Danny O'Farrell (voice)

Wendie Malick
Dawn Folsom (voice)

Jeff Probst
Raycliff (voice)

Don LaFontaine
Narrator (voice)