
Listen carefully and you'll hear the sound of birds in "Birds Of A Feather" by Billie Eilish. Her brother/producer Finneas couldn't resist putting them in, but he kept them real quiet in the mix.

"Womanizer" was Britney Spears' comeback song, going to #1 about 10 months after she was institutionalized to get treatment for addictions and mental health issues.

Sheriff had been disbanded for years when "When I'm With You" hit #1 in America thanks to rediscovery by radio stations. The group never re-formed and never made a video for the song.

References to David Bowie, Tom Waits and Allan Ginsburg are peppered into the Bush song "Everything Zen."

One of the last hits with a track made up almost entirely of uncleared samples is "Groove Is In The Heart" by Deee-Lite in 1990. Soon after, courts ruled that samples needed to be cleared.

The actress Michelle Pfeiffer gets namechecked in the 2014 megahit "Uptown Funk" ("Michelle Pfeiffer, that white gold"). When it was released, "Riptide" by Vance Joy was on the charts; that song also mentions her ("Closest thing to Michelle Pfeiffer that you've ever seen").
The first of Billy's five #1 hits was the song that propelled Madonna to stardom. You'd think that would get you a backstage pass, wouldn't you?
The stories behind the biggest hit songs about trucking.
Tom stopped performing Thompson Twins songs in 1987, in part because of their personal nature: "Hold Me Now" came after an argument with his bandmate/girlfriend Alannah Currie.
Rob Halford, Richie Faulkner and Glenn Tipton talk twin guitar harmonies and explain how they create songs in Judas Priest.
The trail runs from flying saucer songs in the '50s, through Bowie, blink-182 and Katy Perry.