"Hot n Cold" by Katy Perry is about a real guy - an ex who would seem really interested at times but would then just disappear.
We were all party rocking in 2011 with the global smash "Party Rock Anthem," but rap fans know the "Everyday I'm shufflin'" line is a take on "Everyday I'm hustlin'" from the 2006 Rick Ross track "Hustlin'."
Irving Berlin wrote "How Dry I Am" in anticipation of Prohibition, envisioning a bleak future without alcohol.
The actor Dan Aykroyd sang on "We Are The World." LaToya Jackson did too, so we know they weren't all that picky.
Neil Diamond got a big boost in 1994 when Urge Overkill's cover of his song 'Girl, You'll Be A Woman Soon" was used in the movie Pulp Fiction. His catalog sales ramped up, and suddenly he was cool.
Jay-Z's "Hard Knock Life (Ghetto Anthem)" is based on the song "It's A Hard Knock Life" from the Broadway play Annie.
Chris Stein of Blondie shares photos and stories from his book about the New York City punk scene.
Graham Nash tells the stories behind some of his famous songs and photos, and is asked about "yacht rock" for the first time.
The Brazilian rocker sees pictures in his riffs. When he came up with one of his gnarliest songs, there was a riot going on.
The Stax legend on how he cooked up "Green Onions," the first time he and Otis Redding saw hippies, and if he'll ever play a digital organ.
Fiona's highly-anticipated third album almost didn't make it. Here's how it finally came together after two years and a leak.
Writing great prog metal isn't easy, especially when it's for 60 musicians.