Jay-Z did the rap on "Crazy In Love" at the last minute. He and Beyoncé had started dating and the Texan songstress asked him to get on the song the night before she had to turn in her album.
Sea creatures mentioned in "Rock Lobster" by The B-52's include a jellyfish, piranha, bikini whale and narwhal.
Walk The Moon vocalist Nicholas Petricca got the idea for "Shut Up and Dance" when he and his girlfriend were taking forever to get drinks at a Los Angeles club bar. Petricca was getting frustrated, so his girlfriend told him to, "Shut up and dance with me!'"
Movie director Michel Gondry played live drums on the Late Registration track, "Diamonds From Sierra Leone." The Eternal Sunshine of The Spotless Mind filmmaker happened to be in the studio on a day when producer Jon Brion was setting up a drum kit
Cure lead singer Robert Smith originally wrote "Lovesong" as a wedding present for his fiancée, Mary, shortly before their marriage.
The most famous pop song featuring a bassoon: "The Tears of a Clown" by Smokey Robinson & the Miracles.
Is Owl City on a quest for another hit like "Fireflies?" Adam answers that question and explains the influences behind many others.
Holly Knight talks about some of the hit songs she wrote, including "The Warrior," "Never" and "The Best," and explains some songwriting philosophy, including how to think of a bridge.
Medley looks back on "Unchained Melody" and "You've Lost That Lovin' Feelin'" - his huge hits from the '60s that were later revived in movies.
"25 or 6 to 4" to "Semi-Charmed Life" - see if you can spot the songs that are really about drugs.
A selection of songs made to be terrible - some clearly achieved that goal.
Iron Maiden, Adele, Toto, Eminem and Earth, Wind & Fire are just some of the artists with songs directly inspired by movies - and not always good ones.
