Roger tells the stories behind some of his biggest hits, including "Give a Little Bit," "Take the Long Way Home" and "The Logical Song."
How Bing Crosby, Les Paul, a US Army Signal Corps Officer, and the Nazis helped shape rock and Roll.
Was a Beatles song a TV theme? And who came up with those Fresh Prince and Sopranos songs?
Roger reveals the songwriting formula Clive Davis told him, and if "Eight Miles High" is really about drugs.
His keyboard work helped define the Muscle Shoals sound and make him an integral part of many Neil Young recordings. Spooner is also an accomplished songwriter, whose hits include "I'm Your Puppet" and "Cry Like A Baby."
Danny played guitar on Sweet Baby James, Tapestry, and Running On Empty. He also co-wrote many hit songs, including "Dirty Laundry," "Sunset Grill" and "Tender Is The Night."
The Devo song "Freedom Of Choice" is about mindless consumerism - how people like to make frivolous choices, but otherwise want to be told what to do.
"Always On My Mind" was first recorded by Brenda Lee in 1971, then by Elvis in 1972. Willie Nelson's 1982 version was the big hit and won the Song of the Year Grammy.
"Open Arms" was a pioneering power ballad. Stadium Rock bands like Journey shied away from slow songs, but when they reluctantly agreed to record this song, it became their biggest hit.
Katherine Heigl played Josh Kelley's love interest in the video for his 2005 song "Only You." They met on the shoot, became a real-life couple, and got married two years later. That's good casting!
"It Wasn't Me" by Shaggy was based on an Eddie Murphy comedy bit where he would deny everything no matter how badly he was caught.
Katy Perry's song "E.T." came from a beat originally intended for the rap group Three Six Mafia. When her producer accidentally pulled up the beat, Perry asked to use it.