David Bowie's "Space Oddity" tells the story of an astronaut who cuts off communication and floats into space. The BBC used it extensively in their coverage of the 1969 moon landing - an odd choice considering the lyrics.
"In-A-Gadda-Da-Vida" was supposed to be titled "In The Garden Of Eden," but someone in the studio wrote down the title phonetically, and it stuck.
Ed Sheeran's "Bloodstream" was written after an experience taking MDMA during a wedding celebration in Ibiza; it's basically about all the feelings that he got from that time.
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.
Kylie Minogue's "Can't Get You Out Of My Head" received more airplay during the 2000s than any other song in the UK.
"Truckin'" was written as the Grateful Dead were starting their long, strange trip, settling into a life of constant touring. They rode busses and holed up in modest hotels to stay grounded.
With the band in danger of being dropped from their label, Alice Cooper drummer Neal Smith co-wrote the song that started their trek from horror show curiosity to the Rock and Roll Hall of Fame.
Roger tells the stories behind some of his biggest hits, including "Give a Little Bit," "Take the Long Way Home" and "The Logical Song."
The Jayhawks' song "Big Star" has special meaning to Gary, who explains how longevity and inspiration have trumped adulation.
Katy Perry mentions McDonald's, Beyoncé calls out Red Lobster, and Supertramp shouts out Taco Bell - we found the 10 restaurants most often mentioned in songs.
The singer-songwriter Melanie talks about her spiritual awakening at Woodstock, "Brand New Key," and why songwriting is an art, not a craft.
"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.