Danny gets caught trying to sneak into a movie theater without a ticket and the police bring him home. Shirley punishes Danny for his dishonesty by taking away his movie privileges for a month. Danny, depressed about his punishment, begins to write down every instance when other members of the family tell a lie or are dishonest. Later he confronts them with his notes. Shirley, trying to teach Danny a lesson, proposes that the family try to be completely honest for 24 hours. As the day of honesty progresses, everyone, including Shirley, gets into trouble when they have to tell the truth. But Danny, seeking revenge, keeps them all in line. Then Danny is faced with the problem of telling Laurie that basketball player Jim Benson has canceled his date with her for another girl and he lies, rather than hurt Laurie's feelings. Danny confides to his mother about his lie and offers to do another 24 hours of honesty. But Shirley feels that Danny has finally learned his lesson about how people's (thetvdb.com)