Watch Arthur - Season 1, Episode 6 - Locked in the Library / Arthur Accused!: #10601"Locked in the Library"After Arthur calls Francine a marshmallow, Francine and her friends get really mad, and it . Locked in the Library! is an Arthur chapter book based on the episode "Locked in the Library!" in which Arthur and Francine are trapped in the Elwood City Library after-hours. In 2012, it was retitled as Arthur: Locked in the Library with all the other chapter books being. Because he was rumored to have gotten in trouble with the law. But his father didn't want him to go into an asylum, so he promised to keep him locked up in his house. : Arthur Locked in the Library!: An Arthur Chapter Book (Arthur Chapter Books) (9780316133623): Marc Brown: Books Directed by Greg Bailey. With Daniel Brochu, Al Gravelle, Rick Jones, Bronwen Mantel. 'Locked in the Library': Francine is mad at Arthur because she heard that he called her a marshmallow. But then they are assigned to work together on a report about heroes. When the two of them do .