Sheryl Crow's "Soak Up The Sun" isn't as lighthearted as it seems: the song deals with the prevailing head-in-the-sand reaction to climate change.
"Cotton Eye Joe" is a folk song dating to the 1800s, but it became a hit when a Swedish act called Rednex did a psychokinetic version in 1994.
Props to Aretha Franklin: her song "Respect" introduced the term "propers" as a sign of proper respect.
The wild child Role Model sings about in "Sally, When the Wine Runs Out" is based on various women he encountered when he dove back into the dating pool after a long relationship.
When Adele needed to cry during the filming of the video for "Hello" she played Labrinth's 2014 single "Jealous." "You could play it at my kid's birthday and I'd burst into tears," she said.
Robert Smith doesn't license Cure songs for commercials, but he made an exception in 2004 when he let Hewlett-Packard use "Pictures Of You." He needed the money to buy the group's back catalogue.
The Garbage drummer/songwriter produced the Nirvana album Nevermind, and Smashing Pumpkins' Gish and Siamese Dream.
Before he was the champ, Ali released an album called I Am The Greatest!, but his musical influence is best heard in the songs he inspired.
The lead singer and pianist for Procol Harum, Gary talks about finding the musical ideas to match the words.
Hitmaker Carl Sturken on writing and producing for Rihanna, 'N Sync, Christina Aguilera, Kelly Clarkson, Donny Osmond, Shakira and Karyn White.
One of the first successful female singer-songwriters, Janis had her first hit in 1967 at age 15.
Was "Pearl" Eddie Vedder's grandmother, and did she really make a hallucinogenic jam? Did Journey have a contest to name the group? And what does KISS stand for anyway?