"No Scrubs" introduced the term "scrub" to the popular lexicon, and defined it in the opening lines ("a scrub is a guy that think he's fine...").
"Unchained Melody" first appeared in a 1955 movie called Unchained. The Righteous Brothers recorded it in 1965, and their version was resurrected in the 1990 movie Ghost.
Jay-Z's "Hard Knock Life (Ghetto Anthem)" is based on the song "It's A Hard Knock Life" from the Broadway play Annie.
Many people believe "Hotel California" is about a mental institution called the Camarillo, but the Eagles say it's about materialism and excess.
Katy Perry's "Dark Horse" was co-written by Sarah Hudson, who was a member of the pop group Ultraviolet Sound. Though Sarah isn't related to Katy (whose real name is Katy Hudson), she is the first cousin of another famous person with the same name, the actress Kate Hudson.
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.
The Guns N' Roses rhythm guitarist in the early '90s, Gilby talks about the band's implosion and the side projects it spawned.
Graham Nash tells the stories behind some of his famous songs and photos, and is asked about "yacht rock" for the first time.
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.
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 look at the good (Diana Ross, Eminem), the bad (Madonna, Bob Dylan) and the peculiar (David Bowie, Michael Jackson) film debuts of superstar singers.
