Yngwie Malmsteen and Steve Vai were two of Graham's co-writers for some '80s rock classics.
Waters tells the "Gypsy Woman" story, shares some of her songwriting insights, and explains how Dennis Rodman ended up on one of her songs.
On Glen's résumé: hit songwriter, Facebook dominator, and member of Styx.
Dave reveals the inspiration for "Feelin' Alright" and explains how the first song he ever wrote became the biggest hit for his band Traffic.
Did Al play on a Beach Boys record? Did he have beef with George Lucas and Coolio? See if you can spot weird but true stories.
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?