When he hears that fire alarm, Sam is always cool and calm. If you’re stuck, give him a shout. He’ll be there to help you out. So move aside make way, for Fireman Sam. ‘Cause he’s gonna save the day, Fireman Sam! If you are a parent of a young child, the chances are you will currently be crooning the above tune. But while singing the lyrics to Fireman Sam’s theme tune 29 or 30 times a night for the past few weeks has firmly tattooed them on my cranium, it has not helped me uncover the answer to the any questions I have about the programme itself.