The title of Florence + the Machine's "How Big, How Blue, How Beautiful" was inspired by the Los Angeles skyline.
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.
"Friends In Low Places" by Garth Brooks was written by two Nashville songwriters after a meal in a local restaurant. One of them forgot his money, but said not to worry, "I have friends in low places. I know the cook."
Rachel Platten refused to talk politics when her "Fight Song" became the anthem for Hillary Clinton's 2016 presidential campaign, a decision she came to regret.
"Louie Louie" was first recorded in 1955 by an R&B singer named Richard Berry, and his lyrics are easy to understand. When The Kingsmen recorded the hit version, their lyrics were indecipherable.
On Missy Elliott's "Work It," the backward vocal is the previous line, "Put my thing down, flip it, and reverse it," in reverse. She stumbled on it when the engineer played it backward by mistake.
Dave reveals the inspiration for "Feelin' Alright" and explains how the first song he ever wrote became the biggest hit for his band Traffic.
From "Some Day My Prince Will Come" to "Let It Go" - how Disney princess songs (and the women who sing them) have evolved.
Since emerging from MySpace with her hit "Bubbly," Colbie has become a top songwriter, even crafting a hit with Taylor Swift.
Chad tells tales from his time as drummer for Nirvana, and talks about his group Before Cars.
Holly Knight talks about some of the hit songs she wrote, including "The Warrior," "Never" and "The Best," and explains some songwriting philosophy, including how to think of a bridge.
Before "Rap" was a form of music, it was something guys did to pick up girls in nightclubs. Donnie talks about "The Rapper" and reveals the identity of Leah.