The world of musical theater has a rich and diverse history, spanning multiple genres and styles. One genre that has significantly influenced the landscape of musical theater is the rock musical. Combining the energy, rebelliousness, and catchy melodies of rock music with the storytelling and theatricality of the stage, the rock musical has captured the hearts of audiences around the world.

In this chapter, we will explore the origins, development, and defining characteristics of the rock musical, setting the stage for our journey through its history from Bye Bye Birdie to SIX.