Train wrote the 2011 song "Brand New Book" for the TV show The Biggest Loser - part of the song was used in the opening credits.
"Rhythm Of My Heart" by Rod Stewart is about a soldier at war - his heart is beating like a drum because he's in battle.
Jon Bon Jovi earned his first movie credit - Young Guns II - by writing "Blaze Of Glory" for the film.
"Everybody Wants To Rule The World" was a line from a 1980 Clash song called "Charlie Don't Surf." Tears For Fears used it as the title of their 1985 hit.
Zayn's "Pillowtalk" reached #1 on the Hot 100, something his former One Direction bandmates never achieved.
When "When I Think of You" hit #1, Janet and Michael Jackson became the first siblings with chart topping solo hits in the United States.
When you have a song called "Fire," it's tempting to set one - these guys did.
Here is the church, here is the steeple - see if you can identify these lyrics that reference church.
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.
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."
Was Janet secretly married at 18? Did she gain 60 pounds for a movie role that went to Mariah Carey? See what you know about Ms. Jackson.
Richie talks about the impact of "Amazed," and how his 4-year-old son inspired another Lonestar hit.
