On Induction Day there are some new faces. Sarah-Jane's little sister goes rampant, a new house system is introduced, and there's trouble brewing in the canteen.

Anna's brother gets her to drum up business for his drug selling. Julie takes driving lessons, but it's Robyn who the instructor is interested in.

The house system is reorganized. There's a gorillagram in school, but it is both Poppy and Mrs. Maguire's birthday.

When a policeman comes to school to talk about drugs, Anna hides the LSD tabs. Looking for Gordon, the loan shark smashes up the flat. Anna heads out onto the streets alone.

Paula makes a fool of herself trying to impress Jerome. Dennis adopts the Beatnik look for a trip to an art museum, but when he sees that Rachel needs to sit down, he grabs a nearby chair and destroys the exhibit from which it is a part!

Julie camps out in the playing fields. Arnie and Dill find someone living in the Boiler Room. Kevin unwittingly takes one of Anna's LSD tabs. Later, he starts to be affected, runs out of class and climbs over the balcony...

Rachel calmly talks Kevin away from danger, Miss Carver moves in with Mrs. Maguire and Becky goes to see how a women's refuge operates.

Becky's involvement with the women's refuge threatens her relationship with Jacko. Arnie and Dill eavesdrop on Gordon on his mother and discover disturbing news about Anna.

The school holds a fund raising day. Arnie and Sam's hatch a plan to kidnap Mr. Parrot (but all for a good cause!) while Jessica settles her differences with Paula in the girls' rugby match.

Anna seeks revenge for her brother being shopped. Julie joins the "tribe" of protesters and Jessica goes go-karting with Joe.

Gordon tracks down his mother and sister at the refuge, Lucy and Josh develop a fact sheet about the area and Dudley falls in love.

Gordon hits Becky as she tries to rescue Anna, but he's caught by the police. Demolition equipment sets to work on the road protesters' house, while inside Julie and her friends are handcuffed together.

The lonely hearts comes to an abrupt end when the two "Sexy Sadies" get mixed up assignments. An HIV awareness workshop is held.

Year Seven spends the night at the Science Museum, while Lucy's mother is taken to hospital with suspected Meningtitis.

Lucy's mother dies of an HIV related disease. Her father works out the disease was contracted during a transfusion while abroad. At school, sympathy turns into vicious rumour.

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At half term, Jacko and Brian leave a raunchy video in a coach they are cleaning, and when the coach unexpectedly departs, courier-biker Jacko tries to intercept it before the Women's Institute press "play" on the remote control.

Lucy and her father get the rest results they hoped for, and a parents' evening is held.

The school works on a promo video and Rick persuades a shop to give him a bicycle in return for "product placement" in the video. Jacko tells Becky he doesn't have the money to go on holiday with her.

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Jessica is unwell, and boyfriend Joe seems to have lost interest. Wayne has an air pistol, and finds that Kevin is a surprisingly good shot. Wayne wants to know how good he is with a live target, so they go to an animal sanctuary...

Jessica publicly dumps Joe and then collapses. Kevin has Wayne's air-gun, but Wayne chooses the Maths lesson to ask it to be returned. As Kevin takes out the gun, Mr. Davies enters and demands to see what's in everyone's bag.

Kevin accidentally shoots Sarah-Jane with the air gun. He doesn't tell the police whose gun it really is. Jessica goes to collect the results of her blood test.

Jessica is diagnosed with M.E, but has an offer to stay with an Aunt in California. Dennis uses this as a business opportunity - importing cheap jackets - but Arnie quashes the idea.

Julie returns to school from her time in Spain. Mrs. Maguire announces that she's pregnant. Poppy brings a precious photo to school, but Wayne trips her up, and it is smashed.

Just who is stalking Joanna? Robyn gets the blame for a mistake in allocating homes for the French Exchange scheme.

The sixth formers are paid to monitor bullying. The French exchange kids arrive, and Arnie takes a fancy to Edith - if only he can summon the courage to ask her to go to the disco....

Julie tells Robyn about her Spanish romance. At the French disco, there's a disagreement about the music, Robyn dances with Mr. Parrott, and the Year 9 peasants revolt against the high refreshment prices.

A clear up is done after the disco, Chris invents a fight to cover up his strict parents' limitation on his social life, and Julie is convinced to give a talk on bullying.

Mr. Parrott's late night casino visits are taking their toll on both his finances and his appearance. The Anti-bullying counselling starts and Lauren's first customer is Poppy.

Mr. Parrot's careless comment affects Julie's self-esteem. "Bring Your Daughter to Work Day" takes place: Jodie has a disappointing day. Rehearsals for Grease start, and Mme. Lefevre's daughter Cecile makes an impact.

Robyn's spends the evening at a casino and then spends the night on Mr. Parrott's sofa bed. Chris talks to his parents about his religious doubts, but Anna makes a surprise visit.

Miss Carver's class create an audio book, Robyn can't understand why Mr. Parrot has gone so cold, Christophe makes a sudden departure to Paris and Gabriel lets Cecile sing in the musical.

Christophe handles Miss Carver's detention class badly. Chris plans to escape his baptism by leaving home. He tells Anna he's going on a trip, and she surprises him by appearing at the coach station.

Chris and Anna head up to the Highlands but get lost when they get off the coach. A local woman rescues them, but they aren't the only people from Grange Hill in the area - Miss Carver is spending a holiday there.

Robyn calls at Mr. Parrott's house, but he's in no fit state for a tutorial. The net closes in on Chris and Anna, and they finally arrive at Chris's grandmother.

Mr. Parrott goes missing, and Robyn visits his flat, fearing for his safety. At the same time, his letter of resignation has landed on Mr. Robson's desk.

The Sixth Formers visit the Hologram Laboratory where Christophe kisses Julie. After writing nothing in the history exam, Josh walks down the corridor and then collapses.

Dudley's caught putting graffiti on the school wall, Denny sells advertising for the Grease production, and when Lucy has a roller blading accident, the unpopular Cecile steps forward to replace her.

There's a surprise for Robyn as Mr. Parrott returns to school. While the Grease show is performed, Mrs. Maguire's baby is delivered by Dennis and Lucy in the loos.

It's Human Rights Day: a metal cage occupied to represent a prisoner of conscience. Dudley's hardened steel padlock, supposedly keeping Josh's motorbike safe, makes Kevin rather more securely imprisoned than his mother would like.

Lucy meets her widowed dad's new girlfriend, but it's Dennis who makes an instant rapport with her. Sarah-Jane sees Judi's little brother steal sausages.

Dennis encounters Ray, a former Grange Hill pupil, running a local café. Judi has to cut short her school day to pick up her brothers and Josh encounters the badge from his damaged bike on someone's bag.

Judi's mother has Multiple Sclerosis. After spending time with Lucy, Dennis speeds back to rugby practice. On the way, his motorbike hits a truck, and Dennis is catapulted onto the road.

In hospital, Dennis has no feeling in his legs. Kevin's friends go round to his house, and enjoy themselves: Kevin agrees to have his hair coloured, but his mother is shocked by the results.

The Double Dare Gang spring some dares: a stink bomb onto Mr. Jones, for which Matt is almost caught, and a custard-based revenge on Alec for his outrageous toilet tax.

Lauren and Carlene dress up for a party, are mistaken for prostitutes by the police, and Lauren is strip searched.

A party at Lauren's house gets out of control. Dai Jones misreads the signals from Miss Carver when she goes round to his house after a boxing match.

Hockey on skates becomes popular. When Judi's brother is hurt while she puts him to bed, Social Services start poking their noses into her home life.

Dennis's return to school causes headaches for Mr. Robson, Mrs. Holmes authority is undermined by Judi's Social Service helper, and Kelly gets nowhere fast with Arnie.

Can the "Hill Hogs" Skate Hockey team win the day? Only if Arnie can get Kelly back, if Josh bothers to turn up and if he can swallow his pride and let Chris play Forward.

Lauren's dad gets the job he wanted in Barbados. Joanna gets sacked from Ray's café. Tom performs his dare to get Mrs. Holmes suspended - in a manner of speaking!

Alec gets suspended, blamed for the Double Dare Gang's trick on Mrs. Holmes. Lauren's mother finds out about her daughter's wrongful arrest, and Chris hides Joanna in his bedroom.

Judi shames the body-building Wayne, Kevin and Robert. Lauren's friends wish her good luck as she nears the time of her departure to Barbados.

Mr. Hankin demonstrates custard pies in Science, Dill has a bathroom disaster while babysitting for Mrs. Maguire and Joanna cruelly dashes Chris's hopes.

Rachel and Gerald photograph the staff intent on making satirical masks. Laurie calls a radio phone-in about Chris and Joanna, though not naming them - soon the truth is all round the school.

Mr. Robson persuades Jessica to become editor for the school magazine. Dennis recovers in hospital, but Lucy stays away. Cracker dresses up as Mrs. Holmes for a dare.

Wayne disrupts Rachel's Animal Farm project, Liam dashes Lucy's hopes and Dennis gives a bitter interview for the magazine.

The school magazine is withdrawn after Gemma's father complains about the male pin-up, but Cracker does a roaring trade in illicit photocopies.

After Rachel's Animal Hill drama, it's time for the dare to beat all dares... Speedy streaks around the school, and Matt photographs his posterior with a Polaroid camera, fixing the photos to the noticeboards.

Ofsted are due to visit the school, Dill has an opportunity to go to New York, and Spencer is witness to his father's racist brutality.

Matt learns that his four friends are now couples, Arnie seems to be holding Dill back from her trip abroad, and Evelyn meets a guy who assumes she's at college.

Someone is taking photographs of Adam at the school gates, Mr. Robson is determined to rally his troops for OFSTED and Spencer pushes Anika who knocks her head.

Matt's blind date with Lisa's cousin isn't what he expected. Spencer is left on his own at home. After Dill leaves for New York, Arnie collapses at the airport.

Colin and Kelly are surprised to find Mr. Hankin moonlighting as a stand-up comedian, and Spencer is still on his own at home.

Wayne and Sarah-Jane decide to find Alec, Colin almost gives the game away about Evelyn's age, and Matt has a disaster meeting with another potential girl friend.

Evelyn and Simon's relationship deepens, a complex arrangement of dating starts among the Double Dare Gang, and Arnie collapses at a night club.

Colin gets the TV presenting job, Wayne gets a lead on Alec's location, Spencer makes amends, and Mr. Robson meets an Ofsted Alien, courtesy of Cracker.

Wayne doggedly searches for Alec, Adam's meeting with his father doesn't go well, and the Double Dare Gang decide that "Spring Heeled Jack" must walk the Earth again!

Miss Carver is not seen in a good light when Ofsted visit, Anika and Amy agree to help out Spencer's mess, Evelyn worries that she might be pregnant, and Arnie realizes he has epilepsy.

Adam gives vent to his feelings about Miss Carver in front of an Ofsted inspector, Spencer's house is cleaned, and he repays the kindness, and things finally get too much for Mr. Robson.

Wayne finally meets up with Alec, the school inspection comes to an end, and Spencer's mother returns.

Adam's tackle breaks Franco's leg: Ian fights Adam in retaliation, but Adam's father's intervention is unwelcome. There's a shock for Evelyn when Simon starts teaching at Grange Hill.

Colin gives Amy and Anika a tour of the studios. The Double Dare Gang give up their enforced dating. Katy and the boys make a horrific discovery while camping.

Wayne starts a cardboard collection scheme to help the homeless, Arnie seems to be at the end of his tether, and Mr. Robson is shocked to find Adam's dad is his alcohol counsellor.

Arnie, intent on suicide, gets new hope after giving a lift to a hitchhiker. Spencer's little party comes to an abrupt end when his father makes a reappearance.

Some fund raising events take place, and Mr. Hankin camps out with Wayne and Alec. The Double Dare Gang take the cardboard boxes that Max had earmarked from his dad's hotel.

Dirty tactics are used to gain cardboard boxes, but Wayne discovers that the whole campaign is basically unprofitable and Arnie has an epileptic fit in public.

The staff wear period school costume, Evelyn renews her friendship with Kelly, a new plan for the collected cardboard is hatched and the police call again at the Hargreaves house.

Many loose ends are tied up, as term comes to an end. Linford Christie lights the fund-raising bonfire, the double Dare Gang put on a performance and Mr. Hargreaves turns himself in.