"Personal Jesus," a song about "being a Jesus for somebody else," was inspired by Elvis and Priscilla Presley.
Katy Perry's breakout hit, "I Kissed A Girl," was surprising to those familiar with her past: Her parents were pastors and she started off singing Christian music.
The fadeout on Drake's "Hotline Bling" lasts 55 seconds - one of the longest outros of any hip-hop hit.
A gospel choir appears in Sam Smith's "Stay With Me" video, but the vocals on the song are all Smith - about 20 tracks of his voice were used to make him sound like a chorus.
"All Star" was written as a confidence builder for fans who were bullied for liking Smash Mouth.
"Renegade" by Styx wasn't a big hit when it was released in 1978, but it became one of their most popular songs thanks in part to the Pittsburgh Steelers, who started playing it at home games in 2001 to fire up the team and fans.
An interview with Frankie Valli, who talks about why his songs - both solo and with The Four Seasons - have endured, and reflects on his time as Rusty Millio on The Sopranos.
Here is the church, here is the steeple - see if you can identify these lyrics that reference church.
The renown Texas songwriter has been at it for 40 years, with tales to tell about The Flatlanders and The Clash - that's Joe's Tex-Mex on "Should I Stay or Should I Go?"
Dave explains how the video appropriated the meaning of "Runaway Train," and what he thought of getting parodied by Weird Al.
The singer-songwriter Melanie talks about her spiritual awakening at Woodstock, "Brand New Key," and why songwriting is an art, not a craft.
The "Midnight At The Oasis" singer is an Old Time gal. She talks about her jug band beginnings and shares a Dylan story.