Jack, Sawyer and the other Lost castaways were marooned on an island for six seasons. But on May 23, they finally escaped. Or didn't escape. Or the island was blown up. Or the smoke monster will ate them. J.J. Abrams' fantastical television series is famous for its surprising, seemingly impossible plot twists (remember that polar bear?). What did the two-and-a-half hour finale bring? Well, you'll just have to watch.