Jack White titled "Seven Nation Army" after how he would mispronounce "Salvation Army" when he was little.
Ariana Grande's collaboration with Zedd, "Break Free" came about after the Russian-German producer overheard Grande performing at a label showcase while he was backstage, and he mentioned to his team that he wanted to work with her.
Ellie Goulding's hit song "Lights" is about her fear of the dark, which forces the singer to sleep with the lights on.
When "Last Friday Night (T.G.I.F.)" climbed to #1 on the Hot 100, Katy Perry became the first woman to send five songs from one album to the top of the charts. The four previous chart-toppers from her Teenage Dream set were "California Gurls," "Teenage Dream," "Firework" and "E.T."
Don't play "I Will Always Love You" at your wedding - Dolly Parton wrote it about leaving someone behind to strike out on her own.
Hoyt Axton wrote the Three Dog Night hit "Joy To The World." He said the "Jeremiah was a bullfrog" line just came into his head after having a drink of wine.
Even before Soundgarden wrote a song about him, Artis was the most famous spoon player of all time. So why has he always been broke?
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.
At 80 years old, Yoko has 10 #1 Dance hits. She discusses some of her songs and explains what inspired John Lennon's return to music in 1980.
Scaramouch, a hoople and a superhero soundtrack - see if you can spot the real Queen stories.
Rock Stars - especially those in the metal realm - are often enlisted for horror movies. See if you know can match the rocker to the role.
The Guns N' Roses rhythm guitarist in the early '90s, Gilby talks about the band's implosion and the side projects it spawned.