Adele's "Hello" was the first song to sell over a million downloads in a week. What's remarkable was that this was in 2015, when streaming was a viable option. Her fans were happy to pay for the song anyway.
16-tear-old Lorde wrote the lyrics to "Royals" at home in just half an hour. She was inspired by the "ridiculous, unrelatable, unattainable opulence" that runs through such albums as Kanye West and Jay-Z's Watch the Throne and Lana Del Rey's Born To Die.
The thunderclap sound heard in the Bee Gees song "Tragedy" was made by Barry Gibb with his mouth - he could have been a really good beatboxer!
Enrique Iglesias' single "Bailando" was the first Spanish-language song to reach one billion views on YouTube.
After a devastating car accident, the actor Montgomery Clift had to be filmed from "The Right Profile" to look good - that provided the name of The Clash song.
The seemingly inoffensive song "Deep In The Heart Of Texas" was banned by the BBC when it was released in 1942. They deemed the song too catchy, with authorities in wartime Britain concerned that factory workers would be distracted if they heard it during a shift.
One of the most popular classical vocalists in the land is lining up a trip to space, which is the inspiration for many of her songs.
Does Angus really drink himself silly? Did their name come from a sewing machine? See if you can spot the real stories about AC/DC.
Johnny Depp, Angelina Jolie, Mila Kunis and John Malkovich are just a few of the film stars who have moonlighted in music videos.
Despite appearances on Carson, Leno and a Pennebaker film, Williams remains a hidden treasure.
Rob Halford, Richie Faulkner and Glenn Tipton talk twin guitar harmonies and explain how they create songs in Judas Priest.
Billy Joel and Hall & Oates hated making videos, so they chose a director with similar contempt for the medium. That was Jay Dubin, and he has a lot to say on the subject.