Sia planned to quit her solo career after her 2014 album 1000 Forms of Fear, but the "Chandelier" video proved so popular it drew her back in.
Ariana Grande's collaboration with Zedd, "Break Free" came about after the Russian-German producer overheard Grande performing at a label showcase while he was backstage, and he mentioned to his team that he wanted to work with her.
Kid Rock's "All Summer Long" is a mashup of "Werewolves Of London" and "Sweet Home Alabama." The album it came from was released in October, 2007, but they held off until summer, 2008 for a more seasonable release.
"I'll Melt With You" by Modern English is about a couple who melt together because a nuclear bomb drops.
The thunderclap sound heard in the Bee Gees song "Tragedy" was made by Barry Gibb with his mouth.
Fishbone has always enjoyed much more acclaim than popularity - Angelo might know why.
The Scorpions and UFO guitarist is also a very prolific songwriter - he explains how he writes with his various groups, and why he was so keen to get out of Germany and into England.
The outlaw country icon talks about the spiritual element of his songwriting and his Bob Dylan mention.
His keyboard work helped define the Muscle Shoals sound and make him an integral part of many Neil Young recordings. Spooner is also an accomplished songwriter, whose hits include "I'm Your Puppet" and "Cry Like A Baby."
"Mr. Jones" took on new meaning when the song about a misguided view of fame made Adam famous.
The 10 biggest "retirement tours" that didn't take.
