Can't have a military training film or newsreel without march cadence intro music. It inherently tells you to "sit still, pay attention, and listen." This means

Can't have a military training film or newsreel without march cadence intro music. It inherently tells you to "sit still, pay attention, and listen." This means you! Bagpipes are the same thing. Nowadays, nothing seems official unless it starts or ends with bagpipes.