2001 was when collaborations between rappers and singers became commonplace, leading to a new Grammy category: Best Rap/Sung Collaboration. The first winner was "Let Me Blow Ya Mind" by Eve and Gwen Stefani. This was before Stefani put out her first solo album.
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.
"I Just Wanna Love U (Give It 2 Me)" by Jay-Z borrows four bars from Notorious B.I.G's "The World Is Filled." Jay-Z and Biggie Smalls attended Westinghouse Career and Technical Education High School in Brooklyn, New York, at the same time.
In "I Walk The Line," Johnny Cash hums before each verse. He did this to get his pitch, as the song changes key several times.
Van Morrison's "Brown Eyed Girl" was originally called "Brown Skinned Girl," and was about an interracial relationship.
Lionel Richie hosted the American Music Awards the night he recorded "We Are The World."
It took him seven years to recover from his American hit "Fool (If You Think It's Over)," but Chris Rea became one of the top singer-songwriters in his native UK.
Holly Knight talks about some of the hit songs she wrote, including "The Warrior," "Never" and "The Best," and explains some songwriting philosophy, including how to think of a bridge.
The man who brought us "Red Skies" and "Saved By Zero" is now an organic farmer in France.
The Evanescence frontwoman on the songs that have shifted meaning and her foray into kids' music.
"Come On Eileen" was a colossal '80s hit, but the band - far more appreciated in their native UK than stateside - released just three albums before their split. Now, Dexys is back.
Rosanne talks about the journey that inspired her songs on her album The River & the Thread, including a stop at the Tallahatchie Bridge.