Avsnitt 1

Mr Benn has been invited to a fancy-dress party. He dislikes parties, but enjoys dressing up, so he looks round the shops for a costume to wear, but everywhere he finds only ordinary everyday clothes. Turning into a small lane on his way home, Mr Benn comes across a costume shop where he chooses an outfit of red knight's armour . Changing into the armour, Mr Benn passes through another door in the shop's changing room and finds himself in another world where he stumbles upon a dragon...