John Legend wrote "All Of Me" about his fiancée Chrissy Teigen. He sang it to her at their wedding ceremony in Como, Italy.
James Taylor wrote "Sweet Baby James" during a road trip to Virginia in honor of his brother’s new baby, also named James, whom he was about to meet for the first time.
The title of Florence + the Machine's "How Big, How Blue, How Beautiful" was inspired by the Los Angeles skyline.
Lil Wayne does an unlikely rap in a remix of the Joe Jonas song "Just In Love." The pair met at the 2008 MTV Video Music Awards.
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."
The 2001 Dirty Vegas hit "Days Go By" was written by their lead singer when he was longing for his ex-girlfriend. The sad song gave him a happy ending though: They got back together after it was released and eventually got married.
The hitmaking songwriter/producer Sam Hollander with stories about songs for Weezer, Panic! At The Disco, Train, Pentatonix, and Fitz And The Tantrums.
Here's what happens when an opening act is really out of place with the headliner, like when Beastie Boys opened for Madonna.
Bridesmaids, Reservoir Dogs, Willy Wonka - just a few of the flicks where characters discuss specific songs, sometimes as a prelude to murder.
His keyboard work helped define the Muscle Shoals sound and make him an integral part of many Neil Young recordings. Spooner is also an accomplished songwriter, whose hits include "I'm Your Puppet" and "Cry Like A Baby."
Did they really trade their guitarist to The Doobie Brothers? Are they named after something naughty? And what's up with the band name?
"Missing You" was a spontaneous outpouring of emotion triggered by a phone call. John tells that story and explains what MTV meant to his career.