Bart vs. Lisa vs. the Third Grade/Appearances

Characters

 * Homer Simpson
 * Marge Simpson
 * Bart Simpson
 * Lisa Simpson
 * Maggie Simpson
 * Audrey McConnell
 * Seymour Skinner
 * M.C. Safety and the Caution Crew
 * Groundskeeper Willie
 * Bender Bending Rodríguez
 * Pikachu
 * Mary Bailey