Bruce Springsteen's "Born In The U.S.A." was inspired by the book (later a movie) Born On The Fourth Of July by Ron Kovic, a Vietnam veteran who protested the war when he returned home.
Simon Rex from the TV show What I Like About You and Wilmer Valderrama from That 70s Show both appear in the LMFAO video for "Sexy and I Know It."
Robert Smith doesn't license Cure songs for commercials, but he made an exception in 2004 when he let Hewlett-Packard use "Pictures Of You." He needed the money to buy the group's back catalogue.
The first line of "Papa Was A Rollin' Stone" is "It was the 3rd of September," which is the day lead singer Dennis Edwards' father died.
Clarence Clemons, who played the sax in Bruce Springsteen's E Street Band, had the biggest solo hit of anyone in the group - aside from Springsteen - when "You're A Friend Of Mine" hit #18 in 1985.
Cyndi Lauper's hit "All Through The Night" was written and originally recorded by Jules Shear, who also wrote "If She Knew What She Wants" by the Bangles.
A drummer for one of the most successful metal bands of the last decade, Chris talks about what it's like writing and performing with Slipknot. Metal-neck is a factor.
His keyboard work helped define the Muscle Shoals sound and make him an integral part of many Neil Young recordings. Spooner is also an accomplished songwriter, whose hits include "I'm Your Puppet" and "Cry Like A Baby."
The leader of the Modern A Cappella movement talks about the genre.
It started with a bouncy MTV classic. Nirvana and MCR made them scary, then Gwen, Avril and Madonna put on the pom poms.
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
The Red Hot Chili Peppers have some rather unusual song titles - see if you can spot the real ones.