Bruce Sprinsteen said "Rosalita (Come Out Tonight)" was "the best love song I ever wrote."
Elton John had a huge hit duetting with Kiki Dee on "Don't Go Breaking My Heart," but he's also performed it with RuPaul and Miss Piggy.
"Walking on a Thin Line" by Huey Lewis and the News is about an American soldier who is trained as a sniper in the Vietnam War. It was written for a documentary on the war.
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.
Bryan Adams' 1987 song "Heat Of The Night" has the distinction of being the first commercially released cassette single in the US.
"The Battle of Evermore" is the only song Zeppelin ever recorded with a guest vocalist. It features Sandy Denny from Fairport Convention duetting with Robert Plant.
The outlaw country icon talks about the spiritual element of his songwriting and his Bob Dylan mention.
The trail runs from flying saucer songs in the '50s, through Bowie, blink-182 and Katy Perry.
The head of Drake's estate shares his insights on the late folk singer's life and music.
Rickie Lee Jones on songwriting, social media, and how she's handling Trump.
The revered singer-songwriter talks inspiration and explains why she put a mahout in "Drop the Pilot."
"Dead Skunk" became a stinker for Loudon when he felt pressure to make another hit - his latest songs deal with mortality, his son Rufus, and picking up poop.