Rock is a topic not often touched because of its complexity and its avoidance by conservative adults. Often viewed by them as “a bunch of noise”, is actually very complex. In fact, "It's stylistic scope is to broad to be encompassed by any single definition" ("", Groliers, p.1). This music is characterized by using a heavy beat, with amplified guitars and drums. The nearest definition suggests that, in every era, rock speaks for the teenage society. We will focus on the evolution of rock over the 50’s through 80’s and the changes it ....