The horn flourish at the beginning of "Jump Around" comes from Bob and Earl's "Harlem Shuffle"; the squeal throughout the song might be a Prince sample.
Mark Ronson's "Uptown Funk" was the first US chart-topper to include the word "funk" in the title.
"Paranoid" reflects a feeling Black Sabbath bass player Geezer Butler often felt after using drugs.
Hoyt Axton wrote the Three Dog Night hit "Joy To The World." He said the "Jeremiah was a bullfrog" line just came into his head after having a drink of wine.
"Louie Louie" was first recorded in 1955 by an R&B singer named Richard Berry, and his lyrics are easy to understand. When The Kingsmen recorded the hit version, their lyrics were indecipherable.
All The Young Dudes "carry the news" because it was intended for a David Bowie concept album where Ziggy Stardust spreads the news in a world with electricity.
Don breaks down "Hotel California" and other songs he wrote as a member of the Eagles. Now we know where the "warm smell of colitas" came from.
Todd Rundgren explains why he avoids "Hello It's Me," and what it was like producing Meat Loaf's Bat Out of Hell album.
The in-depth discussion about the making of Jesus Christ Superstar with Ted Neeley, who played Jesus in the 1973 film.
Rob Halford, Richie Faulkner and Glenn Tipton talk twin guitar harmonies and explain how they create songs in Judas Priest.
Michael tells the story of "Send Me On My Way," and explains why some of the words in the song don't have a literal meaning.
Producer Rupert Hine talks about crafting hits for Tina Turner, Howard Jones and The Fixx.