After 47 visits to the Hot 100, Justin Bieber topped the tally for the first time on September 17, 2015 with "What Do You Mean?"
AC/DC's "For Those About To Rock (We Salute You)" is titled after a phrase Roman gladiators said heading into battle: "We who are about to die salute you."
Irving Berlin said "God Bless America" was "not a patriotic song, but rather an expression of gratitude."
The melody to "Yesterday" came to Paul McCartney in a dream, but the lyrics he had to write consciously. His first attempt at the title was "Scrabble Eggs."
Janet Jackson wrote the lyric to "Nasty" in response to random guys calling her "baby."
"Peg" by Steely Dan is told from the perspective of Peg's jilted ex-boyfriend as he watches her launch an acting career.
The country sweetheart opines about the demands of touring and talks about writing songs with her famous father.
In her days with The Runaways, Joan Jett saw The Arrows perform "I Love Rock And Roll," which Alan Merrill co-wrote - that story and much more from this glam rock pioneer.
Ozzy biting a dove? Alice Cooper causing mayhem with a chicken? Creed so bad they were sued? See if you can spot the real concert mishaps.
Scott was Stevie Wonder's bass player before becoming a top session player. Hits he played on include "I Will Survive," "Being With You" and "Sara Smile."
Switchfoot's frontman and main songwriter on what inspires the songs and how he got the freedom to say exactly what he means.
Glen Ballard talks about co-writing and producing Alanis Morissette's Jagged Little Pill album, and his work with Dave Matthews, Aerosmith and Annie Lennox.
