In 2010, the biggest-selling song in the UK was "Love the Way You Lie" by Eminem.
The phrase "Mamma Mia" was big in 1976. It was the name of a popular Abba song, and also showed up in the lyrics to "Bohemian Rhapsody" by Queen.
The songs on Lady Gaga's The Fame Monster album represent a "fear" of some "monster." "Alejandro" is her "fear of sex" monster.
The "Ms. Jackson" in the OutKast song is Erykah Badu's mother. Andre 3000 had a child with Badu, and felt she was portraying him as a lousy dad.
James Taylor wrote "Sweet Baby James" during a road trip to Virginia in honor of his brother’s new baby, also named James, whom he was about to meet for the first time.
Florida Georgia Line's "Cruise" spent 24 weeks on top of the country chart- the most ever until Sam Hunt's "Body Like a Back Road" was #1 for 34 weeks. The record was previously held by Eddy Arnold's "I'll Hold You in My Heart (1947-48), Hank Snow's "I'm Moving On" (1950-51) and Webb Pierce's "In the Jailhouse Now" (1955), which each led for 21 weeks.
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.
Collaborating with T Bone Burnett, Leslie Phillips changed her name and left her Christian label behind - Robert Plant, who recorded one of her songs on Raising Sand, is a fan.
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
U2, Carly Simon, Joanna Newsom, Brian Wilson and Fiona Apple have all gone to Van Dyke Parks to make their songs exceptional.
Dave explains how the video appropriated the meaning of "Runaway Train," and what he thought of getting parodied by Weird Al.
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."