The Pussycat Dolls his "Don't Cha" was written by Cee-Lo Green and Sir Mix-a-Lot.
John Legend wrote "All Of Me" about his fiancée Chrissy Teigen. He sang it to her at their wedding ceremony in Como, Italy.
"True" by Spandau Ballet is about chief songwriter Gary Kemp's unrequited love for Altered Images singer and Gregory's Girl star Clare Grogan.
When "Last Friday Night (T.G.I.F.)" climbed to #1 on the Hot 100, Katy Perry became the first woman to send five songs from one album to the top of the charts. The four previous chart-toppers from her Teenage Dream set were "California Gurls," "Teenage Dream," "Firework"; and, "E.T."
"Magic" was the first word to serve as both the title of a #1 hit (Olivia Newton-John's 1980 tune "Magic") and the name of an artist behind a chart-topping song (Magic!'s 2014 hit "Rude").
"The Cave" by Mumford & Sons is based on the philosophy of Plato and his work called "Allegory of the Cave."
Songs that seem to glorify violence against women are often misinterpreted - but not always.
Was a Beatles song a TV theme? And who came up with those Fresh Prince and Sopranos songs?
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.
Since his debut single "I'm On Fire" in 1975, Dwight has been providing Spinal-Tap moments and misadventure.
Inspired by his dear friend, "Seasons in the Sun" paid for Terry's boat, which led him away from music and into a battle with Canadian paper mills.
Roger reveals the songwriting formula Clive Davis told him, and if "Eight Miles High" is really about drugs.
