Today we have a sneak peek at Grey’s Anatomy’s musical episode.

For the first time ever, he music that has been at the heart of the show and been beloved by fans comes to life for Grey’s Anatomy: The Music Event.

In the episode, a cataclysmic event rattles the doctors of Seattle Grace to the core, as Callie, on the verge of an enormous life-changing moment with Arizona, envisions her hospital and friends as it has never-been-seen before.

“Chasing Cars” (Snow Patrol), “How to Save a Life” (The Fray) and “The Story” (Brandi Carlile) are among the songs performed by the cast.

Are you excited yet?