James Brown's "Get Up (I Feel Like Being a) Sex Machine" was the first Hot 100 hit with the word "sex" in the title.
"Crank That (Soulja Boy)" was the most successful digital track of 2007 in the US with 2,909,000 downloads. On January 6, 2008 it became the first song ever to sell 3 million digital copies in the States.
Billy Joel is surprised that "Piano Man" is so successful. He called it "an old, long song about a guy at a depressing piano bar."
A perfume called Wonderstruck was named after a line in Taylor Swift's song "Enchanted": "I'm wonderstruck, blushing all the way home."
The Phoenix song "1901" is about Paris. Their lead singer Thomas Mars said: "Paris in 1901 was better than it is now. So the song is a fantasy about Paris."
David Bowie's "Ziggy Stardust" was likely based on various musicians in his ambit, including Iggy Pop (zIGGY), and Jimi Hendrix, who played guitar left-handed ("He played it left hand").
A founding member of the band War, Harold gives a first-person account of one of the most important periods in music history.
The writer of "Rainy Night in Georgia" and "Polk Salad Annie" explains how he cooks up his Louisiana swamp rock.
Songs that seem to glorify violence against women are often misinterpreted - but not always.
The Sevendust frontman talks about the group's songwriting process, and how trips to the Murder Bar helped forge their latest album.
Lita talks about how they wrote songs in The Runaways, and how she feels about her biggest hit being written by somebody else.
Smith breaks down some of his worship tracks as well as his mainstream hits, including "I Will Be Here For You" and "A Place In This World."
