confused – finding it hard to understand things; getting mixed up

criminal – someone who commits a crime

dress rehearsal – practising a show in full costume

expel – throw someone out of school

glowsticks – disposable torches with coloured lights

innocent – not guilty of doing something wrong

memory stick – a device for moving files from one computer to another

mp3 player – a personal music player that you can carry round with you

panic – feeling you can’t think straight because you’re so worried about something