Bee Gees

It became one of the era's most popular hits.

The actor spent hours upon hours in the makeup chair during the making of the 2000 movie, and only one thing kept him calm.

From the Doors' "Waiting for the Sun" to Led Zeppelin's "Houses of the Holy," these title cuts didn't make their LPs' track listings.

Peaceful, easy feelings courtesy of the top acts from the '70s and '80s.

One was there at the beginning, the other as they rose to disco-dancing fame.

Soft rock dominated the seventies, but its DNA runs through hits from the '60s all the way to the '90s.

Directors Kenneth Branagh and John Carney were previously linked to the project.

Peter Frampton and Bee Gees had reached mega-stardom status. Then Robert Stigwood had a bright idea.

They started out as Beatles copies, transitioned to disco pioneers and never calmed their restless spirits.

They knew almost nothing about the movie when work began.