Calvin Harris' "Blame" was the first ever song to break ten million streams in a week on Spotify. The record was set during the seven days of September 8 to September 14 2014.
Will.I.am, literally dreamt up "I Gotta Feelin'." Said the Black Eyed Pea: "Have you ever had a dream where there's a melody in your dream? I'll wake up out of my sleep and record that! 'I Gotta Feelin' was one of those songs."
Thomas Dolby wrote "She Blinded Me With Science" so he could direct the video, which was inspired by silent films and set in a "home for deranged scientists."
The Kate Bush song "Running Up That Hill" is about making a deal with God to switch lives with your partner so there would be no more misunderstandings.
The only cover of "American Pie" to chart is by Madonna, whose 2000 version was a minor hit in America but went to #1 in the UK.
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.
Richie talks about producing the first two Kiss albums, recording "Brother Louie," and the newfound appreciation of his rock band, Dust.
The story of the legendary lupine DJ through the songs he inspired.
Scott was Stevie Wonder's bass player before becoming a top session player. Hits he played on include "I Will Survive," "Being With You" and "Sara Smile."
His song "Into The Night" is one of the most-played of all time. For Benny, it took him to hell and back.
Known in America for the hit "If You Leave," OMD is a huge influence on modern electronic music.