After studying in Paris with a famous composition teacher, Charles became the most successful writer of TV theme songs.
How well do you know your protest songs (including the one that went to #1)?
Just like Darrin was replaced on Bewitched, groups have swapped out original members, hoping we wouldn't notice.
When he was playing Ozzfest with Black Label Society, a kid told Zakk he was the best Ozzy guitarist - Zakk had to correct him.
A top session musician, Carol played on hundreds of hits by The Beach Boys, The Monkees, Frank Sinatra and many others.
The renown Texas songwriter has been at it for 40 years, with tales to tell about The Flatlanders and The Clash - that's Joe's Tex-Mex on "Should I Stay or Should I Go?"
Pitbull only raps for about a minute on "Timber." Kesha does most of the work.
Kid Rock's "All Summer Long" is a mashup of "Werewolves Of London" and "Sweet Home Alabama." The album it came from was released in October, 2007, but they held off until summer, 2008 for a more seasonable release.
"Goodbye Yellow Brick Road" is one of the few Bernie Taupin lyrics that is more about him than Elton John. The song is about giving up glitz for the simple life - not exactly Elton's M.O.
"(What's So Funny 'Bout) Peace, Love, and Understanding" was written by Nick Lowe in 1974. The original version with his group Brinsley Schwarz was kind of somber, but Elvis Costello made it a classic with his 1978 uptempo take.
Robin Thicke and his mom, Gloria Loring are the first the first ever mother-and-son to have both tallied top 10 singles on the Hot 100 as solo artists or duos. Loring reached #2 with Carl Anderson in 1986 with "Friends and Lovers" and Thicke topped the chart in 2013 with "Blurred Lines."
Janet Jackson's "Alright" video features Cab Calloway and Cyd Charisse, stars of musicals she loved as a kid.