
If you have a whole day to kill, you can check out the full version of Pharrell Williams' "Happy" music video, the world's first 24-hour music video.

"Tainted Love" started as a 1964 soul song by Gloria Jones, became a huge hit when Soft Cell covered it in 1981, and was the basis for Rihanna's 2006 #1 "S.O.S. (Rescue Me)."

The "Don't Stop Believin'" resurgence started when the Journey song was used in a roller skating scene of the 2003 movie Monster.

Coolio's "Gangsta's Paradise" was the #1 single in Australia for 13 weeks. It holds the record for the longest running chart topper Down Under since the first ever ARIA Chart was listed in 1983.

Dr. Luke and Max Martin originally wrote Kelly Clarkson's "Since U Been Gone" with Pink in mind but she turned it down.

In Metallica's 1986 metal classic "Master Of Puppets," the "Master" represents drugs, controlling the user like a puppet. Lead singer James Hetfield wasn't an addict at the time, but 15 years later he needed rehab to treat his alcoholism.
The writer of "Rainy Night in Georgia" and "Polk Salad Annie" explains how he cooks up his Louisiana swamp rock.
The Reverend rants on psychobilly and the egghead academics he bashes in one of his more popular songs.
Do their first three albums have French titles? Is "De Do Do Do, De Da Da Da" really meaningless? See if you can tell in this Fact or Fiction.
The Christian rapper talks about where his trip to Haiti and his history of addiction fit into his songs.
Many unusual folks appear in Grateful Dead songs. Can you identify them?
Where words like "email," "thirsty," "Twitter" and "gangsta" first showed up in songs, and which songs popularized them.