Black Sabbath: one of the greatest rock bands on the planet came from very humble origins.

Aerosmith has truly earned its title as America's greatest rock 'n' roll band.

Heart forms in the late 1960s with two guys and later includes Ann Wilson and her sister, Nancy.

In 1984, Twisted Sister was one of the biggest heavy metal bands on the planet.

The Who sold over 100 million records in their 50-year career and redefined youth culture.

In the 1980s, metal band Poison were united in their determination to become rock stars.

Metallica is one of the biggest selling heavy metal bands in history.

Alice Cooper rose from total anonymity to become the highest grossing rock group in the world.

Pink Floyd sold over 250 million albums; they are among the most successful rock bands of all time.

Whitesnake was the brainchild of ex- Deep Purple frontman David Coverdale.

Following the meteoric journey from Genesis' early beginnings in a sleepy part of England.

The siblings grew up in a working-class family where rock 'n' roll was the only life they ever knew.