I think this is the most powerful scene from the entire series. It's the moment when Carrie finally rejects Big after an elongated six year romantic saga with the biggest unavailable man of her life. The moment when Big realizes that his awakening to the realization that he has loved her all along, but now in fact she is the one no longer available brings up some sweet and sour vindication on her side, and a lot of rude awakening on his. The scenario turns for the worse, unraveling within minutes in front of his eyes. But alas she is off...
