Beaver's English Test - S5-E11
Character mistake: The English teacher, Mr. Blair, calls Gilbert "Mr. Harrison," but in earlier seasons and episodes, Gilbert's last name was established as Bates. (00:11:50)
Character mistake: As Eddie Haskell and Lumpy Rutherford return from the washroom to Mr. Gannon's history class, Mr. Gannon calls Eddie "Louis."
Character mistake: The lady that talks with Miss Landers about the play calls Gilbert Bates "Gilbert Harrison."
Character mistake: When Gilbert and Beaver are talking to their English teacher in the classroom, the teacher addresses them as Mr. Cleaver and Mr. Harris (as opposed to Mr. Bates). This same name discrepancy is referenced on this site in another episode.
