Lorde was 16 years and 11 months old when "Royals" topped the Hot 100. In doing so she became the youngest ever solo artist to write and perform a #1 hit.
"You Get What You Give" by The New Radicals was the first hit song to use the word "frenemies" in the lyrics.
The video for Iggy Azalea's "Fancy" pays homage to the classic 1995 film Clueless with the rapper playing Cher and featured singer Charli XCX portraying Tai. It was filmed at some of the same locations used in the movie.
One of the most successful cover songs is Fugees' "Killing Me Softly," a 1996 reworking of Roberta Flack's 1973 hit. Originally, Fugees wanted to change the title to "Killing Him Softly" and make it about the dangers of drug abuse.
"Losing My Religion" by R.E.M. isn't about religion, but unrequited love. The title is based on a Southern expression meaning "at my wit's end."
Props to Aretha Franklin: her song "Respect" introduced the term "propers" as a sign of proper respect.
Iron Maiden, Adele, Toto, Eminem and Earth, Wind & Fire are just some of the artists with songs directly inspired by movies - and not always good ones.
At 80 years old, Yoko has 10 #1 Dance hits. She discusses some of her songs and explains what inspired John Lennon's return to music in 1980.
Glen Ballard talks about co-writing and producing Alanis Morissette's Jagged Little Pill album, and his work with Dave Matthews, Aerosmith and Annie Lennox.
Kiss is the subject of many outlandish rumors - some of which happen to be true. See if you can spot the fakes.
Jon Anderson breaks down the Yes classic "Seen All Good People" and talks about his 1000 Hands album, which features Chick Corea, Rick Derringer, Ian Anderson, and many other luminaries.
