The shocking end of last night's Grey's Anatomy, "This Is How We Do It," came out of nowhere and set the stage for next Thursday's much-anticipated musical episode.

An out-of-body experience for Callie, whose life hangs in the balance, "Song Beneath The Song" will pay homage to the great music of Grey's Anatomy like never before.

Four sneak peeks released by ABC give us a good idea of what the episode will be like. The opening scene is far from a joyous song-and-dance routine, that's for sure.

Here's the aftermath of the crash that ended last night's show ...

Follow the jump for three more scenes from "Song Beneath the Song." All involve music fans of the show will recognize, setting the tone for the drama as it unfolds.

We've also included the promo airing after last night's episode. Watch these clips and tell us whether you're excited for the episode and how you see it playing out ...

Steve Marsi is the Managing Editor of TV Fanatic. Follow him on Google+ or email him here.