After the aborted Let It Be sessions, the four members of the Beatles seemed to realize that the dream was over, and the band was about to break up. But first, they wanted to create one last masterpiece. And they succeeded. The album named after the street where they did their recordings, Abbey Road (EMI Studios would later take that name, due mainly to this album), would go on to be hailed as one of the band's very best, and one of rock's finest. Randy Renaud revisits the story behind its creation for its 55th anniversary (sept. 26) on the Chronicles of Rock.

20 years ago, the three members of Green Day decided to do something very ambitious: create a concept album about America in the 21st century, post 9/11. It ended up earning them a Grammy Award for Best Rock Album, and becoming one of the most popular and important albums of the new millennium.

Randy Renaud has the story behind American Idiot on this week's edition of the Chronicles of Rock.

It remains one of the most important albums in rock history, and yet it only took them 6 days to record. Randy Renaud has the story behind Black Sabbath's Paranoid on the Chronicles of Rock -- including the reason why the cover features a sword-wielding guy in pink leotards.