Neil Young wrote the CSN&Y song "Ohio" about the Kent State Shootings, when the National Guard opened fire on students at Kent State University in Ohio, killing four.
It really was so easy for Linda Ronstadt to score a hit with her Buddy Holly cover of "It's So Easy." She would sometimes change the lyric to: "It's so easy to have a hit, all you have to do is recycle it."
"Anaconda" was originally recorded by Missy Elliott in 2012, but the rapper decided to shelf the track so it was re-recorded by Minaj two years later.
The Strokes admitted to purloining Tom Petty & the Heartbreakers' "American Girl" for their hit "Last Nite."
"Cruise" climbed from 6-5 on the Hot 100 in its 34th week. In doing so it set a record for the slowest ascent to the Top 5 in the chart's history, which was beaten by Imagine Dragon's "Radioactive" 42-week clamber to #4 three weeks later.
Boston leader Tom Scholz went back to his job at Polaroid after releasing the group's debut album. When his co-workers kept coming by to tell him "More Than A Feeling" was playing on the radio, he knew it was time to quit his day job.
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.
One of the most successful songwriters in the business, Desmond co-wrote "Livin' La Vida Loca," "Dude (Looks Like A Lady)" and "Livin' On A Prayer."
A top country songwriter, Barry talks about writing hits for Little Big Town, Tim McGraw and Jason Aldean.
When you have a song called "Fire," it's tempting to set one - these guys did.
The Red Hot Chili Peppers have some rather unusual song titles - see if you can spot the real ones.
Daryl Hall's TV show is a hit, and he's been inducted into the Rock and Roll Hall of Fame - only one of these developments excites him.