Jay-Z did the rap on "Crazy In Love" at the last minute. He and Beyoncé had started dating and the Texan songstress asked him to get on the song the night before she had to turn in her album.
"True" by Spandau Ballet is about chief songwriter Gary Kemp's unrequited love for Altered Images singer and Gregory's Girl star Clare Grogan.
Robin Thicke had a #1 hit with "Blurred Lines" in 2013, but he wasn't the first in his family with a hit song. His mom, Gloria Loring, was a singer who had a hit in 1986 with "Friends And Lovers," a duet with Carl Anderson.
The voice is that says "here we go" in the AJR song "Bang!" belongs to Charlie Pellett, the announcer on the New York City subway ("stand clear of the closing doors, please").
Kid Rock performed his song "Amen" at Barack Obama's inaugural, but claims he didn't vote for him.
The first country song to win a Grammy for Record of the Year was "Not Ready To Make Nice" by The Dixie Chicks in 2007.
Zac tells the story of Hanson's massive hit "MMMbop," and talks about how brotherly bonds effect their music.
As a 5-year-old, Brandi was writing lyrics to instrumental versions lullabies. She still puts her heart into her songs, including the one Elton John sings on.
Songs where something goes horribly wrong (literally or metaphorically), and help is needed right away.
Rob Thomas on his Social Distance Sessions, co-starring with a camel, and his friendship with Carlos Santana.
Rickie Lee Jones on songwriting, social media, and how she's handling Trump.
Do you know who wrote Patti Smith's biggest hit? How about the Grease theme song? See if you can match the song to the writer.