"Sloop John B" is a traditional West Indian folk song, and it was a huge hit for The Beach Boys in 1966. They tweaked the lyric, "This is the worst trip since I've been born" to "...I've ever been on" as a wink to acid culture.
Lil Wayne does an unlikely rap in a remix of the Joe Jonas song "Just In Love." The pair met at the 2008 MTV Video Music Awards.
Joni Mitchell wrote "Woodstock" - the most popular song about the festival - but didn't attend the event because she was booked on The Dick Cavett Show.
Bob Dylan's most popular song is "Like A Rolling Stone," which tells the story of a wealthy woman whose money and friends fall away. Dylan offers these mockingly encouraging words: "When you ain't got nothing, you got nothing to lose."
Ariana Grande's collaboration with Zedd, "Break Free" came about after the Russian-German producer overheard Grande performing at a label showcase while he was backstage, and he mentioned to his team that he wanted to work with her.
A Tribe Called Quest sampled the mellow groove of Lou Reed's 1972 classic "Walk On The Wild Side" on "Can I Kick It?" It fit their vibe, with Q-Tip and Phife Dawg trading lines about hanging out and having fun, the definition of "kickin' it."
Talking Heads drummer Chris Frantz on where the term "new wave" originated, the story of "Naive Melody," and why they never recorded another cover song after "Take Me To The River."
Not everyone can be a superhero, but that hasn't stopped generations of musicians from trying to be Superman.
Danny played guitar on Sweet Baby James, Tapestry, and Running On Empty. He also co-wrote many hit songs, including "Dirty Laundry," "Sunset Grill" and "Tender Is The Night."
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
Lita talks about how they wrote songs in The Runaways, and how she feels about her biggest hit being written by somebody else.
Kooper produced Lynyrd Skynyrd, played with Dylan and the Stones, and formed BS&T.