July 13, 1985 — everyone who was anyone in the music world was at Live Aid, the benefit concert for Ethiopian famine relief.

In 1985, Michael Jackson was arguably the biggest name in all of music. He had taken part in the USA for Africa recording of "We Are the World," but simply was not available to take part in Live Aid.

Forty years after Live Aid rocked the world, Evelyn O'Rourke looks at ten ways the music event of a lifetime made musical ...