Credit: Video Still

Grey's Anatomy Season 9 doesn't premiere until September 27, 2012, but that hasn't stopped ABC from releasing some tantalizing teaser promos.

The first promised Season 9 will be the most dramatic season ever. Now, this new promo says that on September 27, "The world will know … what happened out there."

There's no new footage, but it still manages to get us totally pumped for the new season. Check it out below.

Credit: YouTube Photo: Grey's Anatomy Season 9 Teaser: You Aren't Prepared (VIDEO)

Grey’s Anatomy Season 9 will premiere on Thursday, September 27 at 9 p.m. ET/PT on ABC.

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