Zac Hanson was just 11 years and 7 months old when "MMMbop" topped the Hot 100, making him the youngest group member to co-write and perform a US #1 single.
Eric Clapton wrote "Layla" about his love for Pattie Harrison, who was married to George Harrison at the time. He eventually married Pattie, and managed to stay friends with George.
In Metallica's 1986 metal classic "Master Of Puppets," the "Master" represents drugs, controlling the user like a puppet. Lead singer James Hetfield wasn't an addict at the time, but 15 years later he needed rehab to treat his alcoholism.
Jimmy Page, Jeff Beck, Keith Moon and John Paul Jones recorded "Beck's Bolero" and almost formed a band. They couldn't find a lead singer, so Page and Jones formed Led Zeppelin.
The guys from Chic wrote "Le Freak" as a message to a doorman who wouldn't let them into a club. Originally, it was "F--- Off."
The 2001 Dirty Vegas hit "Days Go By" was written by their lead singer when he was longing for his ex-girlfriend. The sad song gave him a happy ending though: They got back together after it was released and eventually got married.
Starting in Virginia City, Nevada and rippling out to the Haight-Ashbury, LSD reshaped popular music.
Famous songs that lent their titles - and in some cases storylines - to movies.
The man who ran Nirvana's first label gets beyond the sensationalism (drugs, Courtney) to discuss their musical and cultural triumphs in the years before Nevermind.
U2, Carly Simon, Joanna Newsom, Brian Wilson and Fiona Apple have all gone to Van Dyke Parks to make their songs exceptional.
Does Angus really drink himself silly? Did their name come from a sewing machine? See if you can spot the real stories about AC/DC.
Petula talks about her hits "Downtown" and "Don't Sleep In The Subway," and explains her Michael Jackson connection.