"The Rubberband Man" is a "short, fat guy" with rhythm and grace. Spinners producer Thom Bell wrote it to boost the self-esteem of his rotund son.

One of the first hit songs used in a major marketing campaign was "Start Me Up" by The Rolling Stones. Microsoft paid $3 million to use it in commercials for Windows '95.

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.
Lionel Richie hosted the American Music Awards the night he recorded "We Are The World." He wrote the song with Michael Jackson.

Bob Seger's song "Beautiful Loser" was inspired by a book Leonard Cohen published in 1966 called Beautiful Losers.

An unexpected guest vocal: Marianne Faithfull on the Metallica song "The Memory Remains." A star in the '60s, this collaboration helped revive her career.
Just like Darrin was replaced on Bewitched, groups have swapped out original members, hoping we wouldn't notice.
Rob Thomas on his Social Distance Sessions, co-starring with a camel, and his friendship with Carlos Santana.
The country hitmaker talks about his debut album, A Rock, and how a nursery rhyme inspired his hit single "One Beer."
U2, Carly Simon, Joanna Newsom, Brian Wilson and Fiona Apple have all gone to Van Dyke Parks to make their songs exceptional.
The Stax legend on how he cooked up "Green Onions," the first time he and Otis Redding saw hippies, and if he'll ever play a digital organ.
Do you know who wrote Patti Smith's biggest hit? How about the Grease theme song? See if you can match the song to the writer.