Sarah McLachlan's "Possession" contains passages from letters a stalker sent her. He sued her for using them but died by suicide before the trial.
"Anaconda" was originally recorded by Missy Elliott in 2012, but she decided to shelf the track so it went to Nicki Minaj, who released it two years later.
Miley Cyrus didn't write "Wrecking Ball" but could very much relate to it. She was having problems in her relationship with Liam Hemsworth, so the theme of giving your love only to have it wrecked really resonated with her.
AC/DC's 1990 song "Mistress For Christmas" is about Donald Trump, who was in the news because of his affair with the model Marla Maples.
"Thinking About You" was the ninth track from Calvin Harris' 18 Months album to enter the UK singles Top 10. No other artist has obtained so many hits from one LP - Michael Jackson was the previous record holder with seven Top 10 tunes from both his Bad and Dangerous sets.
Sting wrote "Every Breath You Take" at the same desk in Jamaica where Ian Fleming wrote his James Bond novels.
Wilder's hit "Break My Stride" had an unlikely inspiration: a famous record mogul who rejected it.
Petula talks about her hits "Downtown" and "Don't Sleep In The Subway," and explains her Michael Jackson connection.
A renowned guitarist and rock revivalist, Dave took "I Hear You Knocking" to the top of the UK charts and was the first to record Elvis Costello's "Girls Talk."
Danny played guitar on Sweet Baby James, Tapestry, and Running On Empty. He also co-wrote many hit songs, including "Dirty Laundry," "Sunset Grill" and "Tender Is The Night."
Was Justin the first to be Punk'd by Ashton Kutcher? Did Britney really blame him for her meltdown? Did his bandmates think he was gay?
A drummer for one of the most successful metal bands of the last decade, Chris talks about what it's like writing and performing with Slipknot. Metal-neck is a factor.