"I Fought The Law" was a hit for The Bobby Fuller Four in 1965. The Clash released their version in 1979, changing the lyrics "I left my baby" to "I killed my baby."
The Fratellis song "Chelsea Dagger" was named for their lead singer's wife - it was her burlesque name.
The Goo Goo Dolls got the title for their song "Iris" from a Country singer named Iris DeMent.
"The Long and Winding Road" became The Beatles' last US #1 song on June 13, 1970.
Katy Perry co-wrote Iggy Azalea's hit single "Black Widow." Perry was originally going to sing on the track, but she couldn't fit it into her schedule, so Rita Ora provided the sung vocals instead.
A perfume called Wonderstruck was named after a line in Taylor Swift's song "Enchanted": "I'm wonderstruck, blushing all the way home."
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
Wilder's hit "Break My Stride" had an unlikely inspiration: a famous record mogul who rejected it.
Despite appearances on Carson, Leno and a Pennebaker film, Williams remains a hidden treasure.
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.
Webb talks about his classic songs "By the Time I Get to Phoenix," "Wichita Lineman" and "MacArthur Park."