David Bowie's "Heroes" is about his producer Tony Visconti and his girlfriend, but Bowie didn't admit this until the '00s, since Visconti was married at the time.
Alicia Keys, Elton John, Fergie, and Rihanna all sang on "All of the Lights" by Kanye West.
Britney Spears was just 16 when her first single, "Baby One More Time," was released. She quickly became a top search term on something called The Internet.
One of Tom Petty's most personal songs is "Room At The Top," which he stopped performing because it brought back painful memories.
Kacey Musgraves offered "Follow Your Arrow" to her friend Katy Perry, but Perry thought Musgraves should record the song herself, telling Kacey it seemed "like something that you would totally say."
Andre 3000 played all the instruments on Outkast's "Hey Ya" except bass. Aaron Mills from Cameo played that.
Dave reveals the inspiration for "Feelin' Alright" and explains how the first song he ever wrote became the biggest hit for his band Traffic.
Bob was the bass player and lyricist for the first two Ozzy Osbourne albums. Here's how he wrote songs like "Crazy Train" and "Mr. Crowley" with Ozzy and Randy Rhoads.
Even before Soundgarden wrote a song about him, Artis was the most famous spoon player of all time. So why has he always been broke?
What's the deal with "Summer of '69"? Bryan explains what the song is really about, and shares more of his songwriting insights.
The evolution of the symbol that was Prince's name from 1993-2000.
The Prince-penned "Manic Monday" was the first song The Bangles heard coming from a car radio, but "Eternal Flame" is closest to Susanna's heart, perhaps because she sang it in "various states of undress."