Will.I.am, literally dreamt up "I Gotta Feelin'." Said the Black Eyed Pea: "Have you ever had a dream where there's a melody in your dream? I'll wake up out of my sleep and record that! 'I Gotta Feelin' was one of those songs."
"The Best" by Tina Turner was originally recorded by Bonnie Tyler; Turner's hit version added a bridge and a saxophone solo by Edgar Winter.
Stevie Wonder was 12 years old when he released his first #1 hit, "Fingertips (Part 2)." He had to wait 22 years for his next one: "Part Time Lover."
Elton John's songwriting partner Bernie Taupin wrote the original lyrics for Starship's "We Built This City." It was the first Hot 100 Top 10 hit Taupin wrote without John.
The Goo Goo Dolls got the title for their song "Iris" from a Country singer named Iris DeMent.
The name "Schoolhouse Rock," which was a series of educational cartoons, was a play on "Jailhouse Rock," the title of an Elvis Presley song.
Meshell Ndegeocello talks about recording "Wild Night" with John Mellencamp, and explains why she shied away from the spotlight.
The trail runs from flying saucer songs in the '50s, through Bowie, blink-182 and Katy Perry.
A renowned guitarist and rock revivalist, Dave took "I Hear You Knocking" to the top of the UK charts and was the first to record Elvis Costello's "Girls Talk."
The '70s gave us Muppets, disco and Van Halen, all which show up in this groovy quiz.
When she released her first album in 1988, Tanita became a UK singing sensation at age 19. She talks about her darkly sensual voice and quirky songwriting style.
When Dave recorded the first version of the song with his group the Blasters, producer Nick Lowe gave him some life-changing advice.
