Clocking at 24 minutes, Octavarium is not exactly what you would call a radio friendly song. Featured as the eighth and last song of Dream Theater’s 2005 eighth album (named Octavarium too), and divided in five parts that each develop a specific color, including an intro referencing Pink Floyd’s Shine On You Crazy Diamond or the heavy rocking fourth part. This songbook will allow you to dig deep into the song and work of Dream Theater’s methods or arrangement and composition. And most of all, John Petrucci’s guitar parts are a lot of fun to play...