After Josephine teaches the class about Ash Wednesday, Nanette, wanting her memory to live on for eternity, suggests that the entire class participate in sacrificing something for forty days. While Angela gives up imagining things about other people, Nanette embarks on a superficial vow of poverty. Sherman the class chicken escapes his box and Angela convinced Mrs. Jenerette the school crossing guard to help get him back, much to Nanette's inconvenience. As a result, the beloved crossing guard is fired at Mrs. Manior's whim. Wracked with guilt, Angela helps Mrs. Jenerette try to get re-employed.
