
Taylor Swift's "Shake It Off" was inspired by how she'd learned to deal with all the false rumors that circulated about her. She realized she could either let it get to her or "just shake it off."

"I Wish" by Skee-Lo was the first hit song to use the word "baller" in the chorus ("I wish I was a baller..."). That term pervaded pop music over the next several year.

Iggy Pop wrote "Lust For Life" with David Bowie, who came up with the music on a ukulele.
Mike Nesmith wrote Linda Ronstadt's first hit, "Different Drum," before he joined The Monkees. He played an intentionally bad version of it on the show.

Calvin Harris' "Blame" was the first song to break 10 million streams in a week on Spotify. The record was set during the seven days of September 8 to September 14, 2014.

War got the idea for "Why Can't We Be Friends?" when they were traveling in Japan and found they had a kinship with the citizens even though they didn't speak the same language.
Some album art was at least "inspired" by others. A look at some very similar covers.
Guitarist Tony Iommi on the "Iron Man" riff, the definitive Black Sabbath song, and how Ozzy and Dio compared as songwriters.
It wasn't her biggest hit as a songwriter (that would be "Bette Davis Eyes"), but "Put a Little Love in Your Heart" had a family connection for Jackie.
Daryl Hall's TV show is a hit, and he's been inducted into the Rock and Roll Hall of Fame - only one of these developments excites him.
Doubt led to drive for Francis, who still isn't sure why one of Status Quo's biggest hits is so beloved.
When you have a song called "Fire," it's tempting to set one - these guys did.