"Oh Happy Day" was recorded in a church and sold to raise money for the choir. It's the only genuine gospel song to become a pop hit.
"Torn" by Natalie Imbruglia was first recorded by the group Ednaswap in 1993. It was written by Ednaswap's Anne Previn and Scott Cutler, who went on to write some hits for Miley Cyrus.
"Stand By Me" hit #4 in the US when it was released in 1961, then went to #9 in 1986 when it was used in the movie of the same name.
Eminem spits a total of 1,560 words on "Rap God," earning him an entry in the 2015 Guinness Book of Records for "most words in a hit single."
"Constant Craving" by k.d. lang deals with principles of Buddhism, including the cycles of birth and death.
An unknown Ke$ha sang on Flo-Rida's #1 hit "Right Round," but refused to appear in the video because she wanted to make a name for herself.
A band so baffling, even their names were contrived. Check your score in the Ramones version of Fact or Fiction.
When singers started spoofing their own songs on Sesame Street, the results were both educational and hilarious - here are the best of them.
Paul Stanley on his soul music project, the Kiss songs with the biggest soul influence, and the non-make-up era of the band.
Despite appearances on Carson, Leno and a Pennebaker film, Williams remains a hidden treasure.
A founding member of the band War, Harold gives a first-person account of one of the most important periods in music history.
Shows like Dawson's Creek, Grey's Anatomy and Buffy the Vampire Slayer changed the way songs were heard on TV, and produced some hits in the process.
