Ed Sheeran's "Bloodstream" was written after an experience taking MDMA during a wedding celebration in Ibiza; it's basically about all the feelings that he got from that time.
Mariah Carey and P. Diddy show up in the Mary J. Blige "No More Drama" video, since they were going through Shakespeare-level drama.
The first female rapper to perform on a #1 hit? Surprisingly, it's Lil' Kim with the 2001 remake of "Lady Marmalade" for the movie Moulin Rouge. She was was joined on the track by Christina Aguilera, Missy Elliott, Pink and Mya.
No Doubt's hit "Don't Speak" is about Gwen Stefani's breakup with the band's bass player, Tony Kanal, after seven years together.
"What A Wonderful World," released in 1967 four years before Louis Armstrong died, didn't find an audience in America until 1988 when it was used in the movie Good Morning, Vietnam.
David Bowie was in a mystical state when he wrote "The Man Who Sold The World," which he said happened during his "15 minutes of Buddhism."
Paul Stanley on his soul music project, the Kiss songs with the biggest soul influence, and the non-make-up era of the band.
He's a singer and an actor, but as a songwriter Paul helped make Kermit a cultured frog, turned a bank commercial into a huge hit and made love both "exciting and new" and "soft as an easy chair."
Kelly Keagy of Night Ranger tells the "Sister Christian" story and explains why he started sweating when he saw it in Boogie Nights.
Established as a redoubtable singer-songwriter, the Men At Work frontman explains how religion, sobriety and Jack Nicholson play into his songwriting.
Dwarfs on stage with an oversize Stonehenge set? Dabbling in Satanism? Find out which Spinal Tap-moments were true for Black Sabbath.
An interview with Dr. John Covach, music professor at the University of Rochester whose free online courses have become wildly popular.