“…Music is so closely ingrained in our cinematic experience that we sometimes end up having false memory for it. One study showed that, after watching a brief movie sequence, up to two-thirds of participants believed that the sequence was accompanied by a musical score – even when it wasn’t. Scientists call this “expectancy bias”.…”
How movies use music to manipulate your memory
A sad song coupled with a happy movie scene can become strangely memorable.
theconversation.com