Yoko Ono has always denied requests to cover "Imagine" with the line "no religion, too" omitted or changed.
"Reasons" by Earth, Wind & Fire is a popular wedding song, but it's actually about a one-night stand.
The actress Michelle Pfeiffer gets namechecked in the 2014 megahit "Uptown Funk" ("Michelle Pfeiffer, that white gold"). When it was released, "Riptide" by Vance Joy was on the charts; that song also mentions her ("Closest thing to Michelle Pfeiffer that you've ever seen").
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.
Ellie Goulding's hit song "Lights" is about her fear of the dark, which forces the singer to sleep with the lights on.
The Cure lead singer Robert Smith wrote "Lovesong" as a wedding present for his fiancée, Mary, shortly before their marriage. They met when he was 14; he says Mary helped him through many difficult periods and essentially saved his life.
An interview with Dr. John Covach, music professor at the University of Rochester whose free online courses have become wildly popular.
At 80 years old, Yoko has 10 #1 Dance hits. She discusses some of her songs and explains what inspired John Lennon's return to music in 1980.
The Reverend rants on psychobilly and the egghead academics he bashes in one of his more popular songs.
Kelly Keagy of Night Ranger tells the "Sister Christian" story and explains why he started sweating when he saw it in Boogie Nights.
Wilder's hit "Break My Stride" had an unlikely inspiration: a famous record mogul who rejected it.
The rock revolutionist on songwriting, quitting smoking, and what she thinks of Rush Limbaugh using her song.