On the day before term starts, the new 1st formers are shown round Grange Hill. Alex's remote controlled blimp causes mayhem, and Togger gets blamed for his younger brother's mischief.
While trying to get Alex's car back, Tigger finds the Wannabies' stash of sweets, ready to be sold in the unofficial tuck shop. When Chloe realizes what's happened, she suggests to Mr. Malachay that Tigger has been bullying Alex.
It's the day of the football trials, but Baz has got other things on his mind. Mrs Bassinger gives the go ahead for Spencer to make a film, instead of the usual school play.
An argument between Kathy and Maddie is accidentally broadcast over the school radio, and Taylor steps in to become the first DJ. Ed forgets Alex's birthday.
Alex and Alison both get out of swimming practice, Dawn takes over the script for "My Fair Lady", and Annie starts spending with a fraudulently-obtained credit card.
On the adventure trip, Chloe spoils the hunting expedition and pays the price. Back at school, Baz's dispute with Max escalates and leads to an accident.
Alex returns to school and renews his friendships. Tanya gets back in touch with Lucy and tries to arrange a meeting with her to find out about her attacker.