For anyone born before the horror resurgence of the late '90s, it doesn't take much to get you freaked the hell out — all you have to do is hear those opening notes for the theme song from The Exorcist.
Some of the effects don't particularly hold up today, but in 1973 this was the most terrifying movie with the most terrifying effects that anyone had ever seen in their damn lives. And it's carried a strong tradition of traumatizing viewers ever since.
Among all of the classic moments from this movie, the theme song stands on its own as an icon of horror. Do you know what it's called?
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