
With his song "The G.O.A.T.," as in Greatest Of All Time, LL Cool J popularized that saying in hip-hop. He credits the boxer Muhammad Ali, who called himself "The Greatest," as inspiration.

All The Young Dudes "carry the news" because it was intended for a David Bowie concept album where Ziggy Stardust spreads the news in a world with electricity.

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.

Mike Campbell from Tom Petty & the Heartbreakers played the slide guitar on "Sixth Avenue Heartache." There is a connection here - Wallflowers lead singer Jakob's dad, Bob Dylan, played with Tom Petty in The Traveling Wilburys.

Lil Wayne does an unlikely rap in a remix of the Joe Jonas song "Just In Love." The pair met at the 2008 MTV Video Music Awards.

The biggest hit of 2015 was "Uptown Funk," a collaboration between Bruno Mars and guitarist/producer Mark Ronson. Ronson says making it took "six or seven months of chasing Bruno around on tour."
Elvis, Little Richard and Cheryl Cole have all sung about Teddy Bears, but there is also a terrifying Teddy song from 1932 and a touching trucker Teddy tune from 1976.
Michelle Branch talks about "Everywhere," "The Game Of Love," and her run-in with a Christian broadcasting network.
A song he wrote and recorded from "sheer spiritual inspiration," Allen's didn't think "Southern Nights" had hit potential until Glen Campbell took it to #1 two years later.
The guitarist/songwriter explains how he came up with his signature sound, and deconstructs some classic Fear Factory songs.