Jay-Z was going to ask Mary J. Blige to duet on "Empire State of Mind," but he decided on Alicia Keys when he heard the piano stabs on the track.
"Stop Your Sobbing" was first recorded by The Kinks in 1964. It became the Pretenders first single 15 years later, leading to a relationship between Ray Davies and Chrissie Hynde.
The name "Schoolhouse Rock," which was a series of educational cartoons, was a play on "Jailhouse Rock," the title of an Elvis Presley song.
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.
When "Baby Love" reached the top spot, The Supremes became the first Motown act with two #1 hits on the Hot 100.
The title of the Metallica song "Ride The Lightning" came from a line in the Stephen King book The Stand where a guy is about to be executed.
When Judd Apatow needed under-appreciated rockers for his Knocked Up sequel, he immediately thought of Parker, who just happened to be getting his band The Rumour back together.
Untangling the events that led to the "Stairway To Heaven" lawsuit.
Chris and his wife Tina were the rhythm section for Talking Heads when they formed The Tom Tom Club. "Genius of Love" was their blockbuster, but David Byrne only mentioned it once.
Dokken frontman Don Dokken explains what broke up the band at the height of their success in the late '80s, and talks about the botched surgery that paralyzed his right arm.
Did Marvin try out with the Detroit Lions? Did he fake crazy to get out of military service? And what about the cross-dressing?
Do you know the girl singer on Eminem's "Stan"? If so, this quiz is for you.