Overview: Imelda comes to school with some hair dye and a 'hit list'. The newly acquired 6th form building leaves something to be desired.
Overview: Mr. Griffiths takes Helen and Ziggy to the donkey sanctuary and lets them into a secret.
Overview: Calley and Ronnie use their secret language, Vince shows Hollo a secret room, and Mr. Griffiths prepares for 'Operation Harriet'.
Overview: Operation Harriet seems to be successful, but the arrival of the donkey has not gone unnoticed. Radio Grange Hill gains support from the staff.
Overview: Roland negotiates with Mr. Griffiths for a larger common room, and more and more people are finding out about Harriet.
Overview: Imelda reveals the secret of Harriet to Mrs. McClusky, and Zammo gets back together with Jackie.
Overview: Ziggy and Robbie cause chaos while fetching a reel of cable, and Danny Kendall's father visits the school. Imelda lets Harriet loose, and she damages two cars.
Overview: Vince and Hollo propose that the bottle day money is put towards helping Danny Kendall, and Radio Grange Hill gets a test run.
Overview: Fundraising meetings are held. Imelda gets into a fight with Ronnie and Hollo is surprised to learn that Gonch has been dating Ronnie.
Overview: Imelda finally takes her stubbornness too far, Gonch returns, and Jackie decides she'll forgo the barge trip and go with Zammo instead.
Overview: It's the day of the barge trip. Who is the shadowy figure lurking in the bushes? Is there enough room on the barge to hold Fred's enormous wardrobe, and ego?
Overview: More adventures on the Grand Union Canal, and Ant Jones gets sent home.
Overview: Interviews are recorded for the radio. Mrs. Reagan isn't pleased to see her daughter riding pillion on Banksie's motorbike.
Overview: Can Ziggy conquer his fear of heights to erect the banner? Jackie comes to school with an engagement ring.
Overview: Gonch takes Harriet out for donkey rides in the park, and Cleaver wrecks the secret den.
Overview: Banksie changes his mind about his work experience after meeting Lucy and Perry. Harriet the donkey falls sick.
Overview: Gonch convinces Trevor that the school is haunted. A teacher-student meeting ends abruptly when all of the students' ideas are summarily rejected.
Overview: The 6th form get their exam results, Trevor has a meeting with the 'Grange Hill Ghost' and Ant Jones can't please either his own St Joseph's team or his old Grange Hill friends.
Overview: Julia starts spying for her father, and the school handbook continues to be misinterpreted as a protest.
Overview: Helen and Georgina bid Harriet farewell, Zammo and Jackie go shopping for wedding outfits, and Fay has an unexpected encounter at the craft fair.
Overview: Mrs. McClusky is angry at Mr. Bronson for the rulebook, Danny Kendall's return sparks a new feud with St Joseph, and Trevor finally pushes Mr. Scott too far.
Overview: Radio Grange Hill stages a sit-in protest. Jackie and Zammo begin to have second thoughts about their marriage.
Overview: Trevor Cleaver gets his comeuppance when he participates in an exorcism of the Grange Hill Ghost.
Overview: After the staff versus pupils cricket match, Zammo and Jackie make a surprise announcement.