Book 4 of the best-selling series showcases the rise of Def Jam records, the birth of Dr. Dres career and introduces up-starts such as Will Smith, Salt N Pepa, Rakim, and Biz Markie. Hollywood also begins to take notice, releasing films like Breakin, Breakin 2: Electric Boogaloo, Beat Street, Krush Groove and more, all highlighted within this jam packed edition.