One of Tom Petty's most personal songs is "Room At The Top," which he stopped performing because it brought back painful memories.
"Lean On" was originally sent by Major Lazer to both Rihanna and Nicki Minaj's camps as a slower reggae track. After both parties rejected the tune, Major Lazer recruited Danish singer MØ to supply vocals and recorded it themselves.
Avril Lavigne has a perfume named after her song "Black Star." It smells much better than her Sk8er Boi scent, which reeks of Axe body spray and road grime.
Colbie Caillat sang "Bubbly" when she auditioned for American Idol in 2004, but was sent packing. Three years later it became a big hit when she released it as her first single - the song spent 19 weeks at #1 on the Adult Contemporary chart.
The Mission: Impossible theme is in 5/4 time. Composer Lalo Schifrin joked that he did it so 5-legged aliens could dance to it.
Beck's "Where It's At" is a nod to the early years of hip-hop when DJs would use two turntables to loop drum breaks, and a microphone to hype the crowd ("two turntables and a microphone...").
The top chant artist in the Western world, Krishna Das talks about how these Hindu mantras compare to Christian worship songs.
The '70s gave us Muppets, disco and Van Halen, all which show up in this groovy quiz.
What happens when Kurt Cobain, Iron Maiden and Johnny Lydon are told to lip-synch? Some hilarious "performances."
"Mr. Jones" took on new meaning when the song about a misguided view of fame made Adam famous.
