Tired of X-Factor winners getting the UK Christmas #1, British Facebook users staged a successful campaign to download "Killing In The Name" by Rage Against The Machine enough times to boost the song to the top in 2009, blocking the X-Factor single by Joe McElderry.
A section of verse lyrics in Rihanna's "SOS" is made up of titles from '80s hits - check out the part that starts, "Take me on, I could just die up in your arms tonight."
The fadeout on Drake's "Hotline Bling" lasts 55 seconds - one of the longest outros of any hip-hop hit.
Dolly Parton was just fine with Whitney Houston's cover of "I Will Always Love You." Said Parton: "She can have the credit. I just want my cash."
The title of Ed Sheeran's hit "The A Team" refers to Class A drugs like heroin and cocaine. It's a play on words, as the subject of the song is a drug addict, not a member of an elite group.
The first big hit to blend EDM with country music was "Wake Me Up" by the Swedish DJ Avicii. He put the song together with Mike Einziger of Incubus and with Aloe Blacc, who sings on it.
The Creed lead singer reveals the "ego and self-fulfillment" he now sees in one of the band's biggest hits.
When singers started spoofing their own songs on Sesame Street, the results were both educational and hilarious - here are the best of them.
What happens when Kurt Cobain, Iron Maiden and Johnny Lydon are told to lip-synch? Some hilarious "performances."
The frontman for one of Canada's most well-known punk rock bands talks about his Eddie Vedder encounter, Billy Talent's new album, and the importance of rock and roll.
JJ talks about The Stranglers' signature sound - keyboard and bass - which isn't your typical strain of punk rock.
In the name of song explanation, Al talks about scoring heroin for William Burroughs, and that's not even the most shocking story in this one.