ABC has officially announced that the premiere of Season Three will take place on Thursday, September 21.

The show will make its highly anticipated return in its new 9 p.m. time slot, where it will battle CBS' hit crime drama CSI, Fox's The OC, and whatever sacraficial lamb NBC throws on the air. NBC already moved its prized new series, Studio 60, out of the slot.

Until then, throughout August, the series will continue to air twice weekly on its current summer schedule -- once in the new Thursday time period, and once in its previous Sunday, 10 p.m. time slot -- to allow viewers to relive great episodes from each of the first two seasons.

In the meantime, we'll keep you up to date on all the latest Grey's Anatomy news for the next 57 days, 3 hours and 30 minutes, and our

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