"Veronica" was inspired by Elvis Costello's grandmother, who suffered from Alzheimer's disease.
"Paper Planes" was inspired by M.I.A.'s hassles trying to get a visa to enter America.
Lily Allen wrote "Something's Not Right" for the soundtrack of the Peter Pan prequel, Pan. The song was inspired by the heartache that Allen experienced after suffering a miscarriage when she was six months pregnant with her first child by husband Sam Cooper in 2010.
"Talk To Ya Later" proved the power of MTV when sales of Tubes albums picked up in markets like Tulsa, Oklahoma, where the network was available.
When Metallica performed in China in 2013, they weren't allowed to play "Master Of Puppets," probably because the theme of being controlled by a higher authority didn't sit well with the Chinese government.
Eric Clapton wrote "Layla" about his love for Pattie Harrison, who was married to George Harrison at the time. He eventually married Pattie, and managed to stay friends with George.
Zac tells the story of Hanson's massive hit "MMMbop," and talks about how brotherly bonds effect their music.
Todd Rundgren explains why he avoids "Hello It's Me," and what it was like producing Meat Loaf's Bat Out of Hell album.
Chad tells tales from his time as drummer for Nirvana, and talks about his group Before Cars.
An original member of Depeche Mode, Vince went on to form Erasure and Yaz.
Petula talks about her hits "Downtown" and "Don't Sleep In The Subway," and explains her Michael Jackson connection.
When you have a song called "Fire," it's tempting to set one - these guys did.