Continuity mistake: In the panic when the hall is evacuated for the bomb alert, Sammy's tiara is knocked off, the angle changes and it is back on her head. Then when the pupils are allowed back in, Sammy and Alex are the first pupils back in the hall - Alex picks the tiara up off the floor and places it on Sammy's head.
Grange Hill (1978)
1 continuity mistake in season 31 - chronological order
Starring: Gwyneth Powell, Lee Cornes, Sally Geoghegan, Stuart Organ
Genres: Family
Other mistake: When Hudson is briefing the girls' football team he calls Mel Sarah, mixing up the character name (Mel) and actress (Sarah Lawrence).
Maria: Do you know what you are, Parrott?
Mr Parrott: Mr Parrott to you.
Maria: A complete prat. The kids know it, the teachers know it, and now it looks like your ex-fiancée has got the message as well.
Trivia: In his dialogue Ian Hudson mentions the then England football team manager Glenn Hoddle. This episode was first broadcast on the 2nd February 1999 earlier on that day Glenn Hoddle was sacked as England manager.