Sia planned to quit her solo career after her 2014 album 1000 Forms of Fear, but the "Chandelier" video proved so popular it drew her back in.
Jeff Lynne sang the word "groose" in the chorus of "Don't Bring Me Down" as a nonsense placeholder, but left it in when he found out it means "greetings" in German ("gruss").
Van Morrison's "Brown Eyed Girl" was originally called "Brown Skinned Girl," and was about an interracial relationship.
Billy Joel is surprised that "Piano Man" is so successful. He called it "an old, long song about a guy at a depressing piano bar."
"London Calling" by The Clash was written amid widespread fears that the Thames River was going to flood the city.
The Scooby Snacks in the Fun Lovin' Criminals song aren't dog treats, they're Valium pills.
Hitmaker Carl Sturken on writing and producing for Rihanna, 'N Sync, Christina Aguilera, Kelly Clarkson, Donny Osmond, Shakira and Karyn White.
Martyn talks about producing Tina Turner, some Heaven 17 hits, and his work with the British Electric Foundation.
Gary Lewis and the Playboys had seven Top 10 hits despite competition from The Beatles. Gary talks about the hits, his famous father, and getting drafted.
Did Marvin try out with the Detroit Lions? Did he fake crazy to get out of military service? And what about the cross-dressing?
The stories behind "Whole Of The Moon" and "Red Army Blues," and why rock music has "outlived its era of innovation."
The "Midnight At The Oasis" singer is an Old Time gal. She talks about her jug band beginnings and shares a Dylan story.