The leader of the Modern A Cappella movement talks about the genre.
When you free your mind, your ass may follow, but you have to make sure someone else doesn't program it while it's wide open.
The drummer for Anthrax is also a key songwriter. He explains how the group puts their songs together and tells the stories behind some of their classics.
Rupert crafted hits for Tina Turner, Howard Jones and The Fixx.
Tom talks about the evolution of Cinderella's songs through their first three albums, and how he writes as a solo artist.
Whoa man! Do you know which band came up with these cosmic lyrics?
Madonna wrote a song called "Love Won't Wait" that she didn't want, but became a UK #1 hit for Gary Barlow.
Staind's big moment came in 1999 when lead singer Aaron Lewis played "Outside" on Limp Bizkit's Family Values tour. The live, acoustic version earned lots of radio play.
John Legend wrote "All Of Me" about his fiancée Chrissy Teigen. He sang it to her at their wedding ceremony in Como, Italy.
Demi Lovato recorded a Spanish version of her song "Skyscraper," but she doesn't speak Spanish. She performed it on a Latin music awards show with help from a teleprompter.
The Black Eyed Peas shot the video for "Just Can't Get Enough" just a week before the 2011 earthquake in Japan.
Lady Gaga says that "Poker Face" is about her personal experience with bisexuality; being with a man but thinking about a woman.