Ed Sheeran's first single was "The A Team," a song about a drug-addicted prostitute.
Sarah McLachlan wrote "Angel" about the Smashing Pumpkins touring keyboard player Jonathan Melvoin, who overdosed on heroin and died in 1996.
Billy Joel's "My Life" was used as the theme song to the 1980 TV show Bosom Buddies, which starred a young Tom Hanks as a guy who lives in a hotel for women by dressing up as a girl.
YouTube were forced into an upgrade after PSY's "Gangnam Style" broke the video-sharing website's hit counter. Once the tune reached 2,147,483,647 views, the maximum positive value for a 32-bit signed binary integer in computing, the view-counter could no longer work.
The Boyz II Men hit "It's So Hard To Say Goodbye To Yesterday" is an a capella cover of a song from 1975 by G.C. Cameron that was used in the movie Cooley High to express the feeling of parting ways with high school friends.
Running 7:58, Meat Loaf's "I'd Do Anything For Love (But I Won't Do That)" is the longest-ever #1 hit.
Famous songs that lent their titles - and in some cases storylines - to movies.
Before "Rap" was a form of music, it was something guys did to pick up girls in nightclubs. Donnie talks about "The Rapper" and reveals the identity of Leah.
Just like Darrin was replaced on Bewitched, groups have swapped out original members, hoping we wouldn't notice.
The Reverend rants on psychobilly and the egghead academics he bashes in one of his more popular songs.
Deep Purple's guitarist since 1994, Steve talks about writing songs with the band and how he puts his own spin on "Smoke On The Water."
Surprise exits, a catfight and some very memorable performances make our list of the most memorable Idol moments.