There are 9 million certified divers in America. This device (trade name Aqua-Lung) lets them breathe under water; SCUBA is an acronym for self-contained underwater breathing apparatus.When Tony Bennett and Amy Winehouse's version of "Body and Soul" made the Hot 100 in 2011, Bennett became, at age 85, the oldest living artist to make that chart.

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.

"Truckin'" was written as the Grateful Dead were starting their long, strange trip, settling into a life of constant touring. They rode busses and holed up in modest hotels to stay grounded.

Before it was part of a Pink Floyd album title, James Taylor put the line "still I'm on the dark side of the moon" in his 1968 song "Carolina In My Mind." He was living in London and missing his home in North Carolina.

Kacey Musgraves offered "Follow Your Arrow" to her friend Katy Perry, but Perry thought Musgraves should record the song herself, telling Kacey it seemed "like something that you would totally say."
Radiohead's "Harry Patch (In Memory Of)" is about the last surviving World War I veteran to fight in the trenches.
Ozzy, Guns N' Roses, Judas Priest and even Michael Bolton show up in this Classic Metal quiz.
Joe talks about the challenges of of making a Duke Ellington tribute album, and tells the stories behind some of his hits.
They sang about pink torpedoes and rocking you tonight tonight, but some real lyrics are just as ridiculous. See if you can tell which lyrics are real and which are Spinal Tap in this lyrics quiz.
If the name Citizen Dick means anything to you, there's a chance you'll get some of these right.
Here is the church, here is the steeple - see if you can identify these lyrics that reference church.
Newman makes it look easy these days, but in this 1974 interview, he reveals the paranoia and pressures that made him yearn for his old 9-5 job.