Billy Joel wrote "We Didn't Start The Fire" after a 21-year-old told him, "everyone knows that nothing happened in the '50s."
"Livin' La Vida Loca" is a Latin pop landmark, but "la vida loca" are the only Spanish words in the lyric - "mocha" is English.
Lorde was 16 years and 11 months old when "Royals" topped the Hot 100. In doing so she became the youngest ever solo artist to write and perform a #1 hit.
Cyndi Lauper's hit "All Through The Night" was written and originally recorded by Jules Shear, who also wrote "If She Knew What She Wants" by the Bangles.
Dan Tyminski, the singer on Avicii's "Hey Brother" is the same guy who sang lead vocal on "A Man Of Constant Sorrow" in the movie O’ Brother, Where Art Thou.
"The Cave" by Mumford & Sons is based on the philosophy of Plato and his work called "Allegory of the Cave."
The lead singer on "Da Doo Ron Ron" and "Then He Kissed Me," La La explains how and why Phil Spector replaced The Crystals with Darlene Love on "He's A Rebel."
Did Al play on a Beach Boys record? Did he have beef with George Lucas and Coolio? See if you can spot weird but true stories.
The country sweetheart opines about the demands of touring and talks about writing songs with her famous father.
The flautist frontman talks about touring with Led Zeppelin, his contribution to "Hotel California", and how he may have done the first MTV Unplugged.
How well do you know your protest songs (including the one that went to #1)?
Rob Halford dives into some of his Judas Priest lyrics, talking about his most personal songs and the message behind "You've Got Another Thing Comin'."