
George Harrison's 1971 song "Bangla Desh" was the first major charity single. It was part of a concert held to bring relief to the people of Bangladesh, who were fighting for independence and suffering from a famine.

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").

"Baby Got Back" isn't just a booty song. According to Sir Mix-A-Lot, it's about "Lack of acceptance by Hollywood of the African-American body."
"Regulate" by Warren G. & Nate Dogg broke new ground by sampling a mellow, melodic hit from the '80s: "I Keep Forgettin'" by Michael McDonald.
Jessie J had a lyric from her song "Who You Are" tattooed on her hip, but she spelled "lose" incorrectly so it reads: "Don't loose who you are in the blur of the stars."

The Red Hot Chili Peppers' biggest hit is "Under The Bridge," a ballad not typical of their sound. Frontman Anthony Kiedis wrote the lyric after an acute bout of loneliness.
The lead singer on "Da Doo Ron Ron" and "Then He Kissed Me," La La explains how and why Phil Spector replaced The Crystals with Darlene Love on "He's A Rebel."
The Celtic music maker Loreena McKennitt on finding musical inspiration, the "New Age" label, and working on the movie Tinker Bell.
Bradley Cooper, Michael J. Fox, Rami Malek, Reese Witherspoon, Gwyneth Paltrow and George Clooney: Which actors really sang in their movies?
A history of songs dealing with transgender issues, featuring Pink Floyd, David Bowie, Morrissey and Green Day.
The stories behind "Whole Of The Moon" and "Red Army Blues," and why rock music has "outlived its era of innovation."
In this talk from the '80s, the Kansas frontman talks turning to God and writing "Dust In The Wind."