Since emerging from MySpace with her hit "Bubbly," Colbie has become a top songwriter, even crafting a hit with Taylor Swift.
The author of Help! 100 Songwriting, Recording And Career Tips Used By The Beatles, explains how the group crafted their choruses so effectively.
Taylor talks about "The Machine" - the hits, the videos and Clive Davis.
Greg talks about writing songs of "universal truth" for King Crimson and ELP, and tells us about his most memorable stage moment (it involves fireworks).
A talk with Martin Popoff about his latest book on Rush and how he assessed the thousands of albums he reviewed.
Eddie (played by Johnny Depp in the video) found fame fleeting, but Chuck Berry's made-up musician fared better.