In Belgium, where the Battle of Waterloo took place, "Waterloo" by ABBA was a huge hit, #1 for five weeks.
Zayn's "Pillowtalk" reached #1 on the Hot 100, something his former One Direction bandmates never achieved.
Lucinda Williams' track "Compassion" is based on a poem by her father, lauded Arkansas poet Miller Williams.
Britney Spears was just 16 when her first single "Baby One More Time" was released. She quickly became a top search term on something called The Internet.
David Byrne says "Road To Nowhere" is about "how there's no order and no plan and no scheme to life and death and it doesn't mean anything, but it's all right.
The powerhouse producer behind Janet Jackson's hits talks about his Boyz II Men ballads and regrouping The Time.
From "Some Day My Prince Will Come" to "Let It Go" - how Disney princess songs (and the women who sing them) have evolved.
The Winger frontman reveals the Led Zeppelin song he cribbed for "Seventeen," and explains how his passion for orchestra music informs his songwriting.
Their frontman (Chris Cornell) started out as their drummer, so Soundgarden takes a linear approach when it comes to songwriting. Kim explains how they do it.
Kristian talks songwriting technique, like how the chorus should redefine the story, and how to write a song backwards.
"Dead Skunk" became a stinker for Loudon when he felt pressure to make another hit - his latest songs deal with mortality, his son Rufus, and picking up poop.
