She’s a middle-aged woman from a tiny village in Scotland, where she lives alone with her cat, Pebbles. Her unruly hair and spinster image have long attracted taunts from local children. Several times a week, she volunteers at her church, visiting elderly members of the congregation.

It was to her elderly mother, shortly before her death, that Susan Boyle pledged she would “do something” with her life.

Two years from that loss, she honored that promise with a now almost legendary appearance on a British television talent show.

A video clip of the Scot winning over skeptical judges and a cynical crowd with a rendition of “I Dreamed a Dream” has been viewed more than 40 million times, making it one of the most popular YouTube videos ever posted.

Watch it – and be prepared to see something extraordinary.

Click here to see it on YouTube.