Captain Underpants and the Preposterous Plight of the Purple Potty People

["Humorous stories" "School principals" "Fiction" "Captain Underpants (Fictitious character)" "Schools" "Heroes" "Cartoons and comics" "Children's fiction" "Twins fiction" "Ohio fiction" "Spanish language materials" "Children's books" "Escuelas" "Humorismo juvenil" "Juvenile fiction" "Spanish language" "Superintendentes y directores" "Ficci\u00f3n juvenil" "H\u00e9roes" "Aventures" "Litt\u00e9rature de jeunesse anglaise" "Personnages de bandes dessin\u00e9es dessins anim\u00e9s" "Directeurs d'\u00e9cole" "Science fiction" "H\u00e9ros" "Romans nouvelles etc. pour la jeunesse" "Underpants captain (Personnage fictif)" "Humerous stories" "Toilets" "Directeurs d'ecole" "Personnages de bandes dessinees dessins animes" "Graphic novels" "Heros" "Friendship" "Litterature de jeunesse anglaise" "Action & Adventure" "Social Themes" "Heroes and heroines" "School stories" "Captain underpants (fictitious character) fiction" "Schools fiction" "Heroes fiction" "JUVENILE FICTION / Readers / Chapter Books" "JUVENILE FICTION / Humorous Stories" "JUVENILE FICTION / Action & Adventure / General" "Captain Underpants (Fictional character)" "School superintendents and principals" "Humorous fiction"]