Christina Perri's "Jar Of Hearts," written about her ex, became a big hit after it was used in a routine on So You Think You Can Dance.
When "Believe" hit #1 in America, it made Cher, age 52, the oldest woman ever to top the chart.
"I Just Called To Say I Love You" is Stevie Wonder's best-selling single worldwide. It topped the Hot 100, AC, R&B and UK charts all in the same week.
Don Johnson, who starred as Sonny Crockett in Miami Vice, had a #5 hit in 1986 with "Heartbeat."
Pete Townshend never had a #1 UK hit with The Who or as a solo artist, but he did produce and play on a song that hit the top spot there: "Something In The Air" by Thunderclap Newman, a group he assembled.
Gwen Stefani wrote "Just a Girl" as a message to her overprotective father.
The Creed lead singer reveals the "ego and self-fulfillment" he now sees in one of the band's biggest hits.
Switchfoot's frontman and main songwriter on what inspires the songs and how he got the freedom to say exactly what he means.
The stories behind the biggest hit songs about trucking.
How well do you know the lyrics of U2?
The revered singer-songwriter talks inspiration and explains why she put a mahout in "Drop the Pilot."
Faith No More's bassist, Billy Gould, chats to us about his two new experimental projects, The Talking Book and House of Hayduk, and also shares some stories from the FNM days.