Entire 'Lost' final season premiere leaked online

ABC hosted a free screening of the "Lost" sixth-season premiere on the beach in Oahu this weekend, and about 12,000 fans showed up.

Not surprisingly, a few of those fans got sneaky with their cameras and posted the whole screening on YouTube (which includes the first hour of the two-hour premiere).

ABC's legal department is playing whack-a-mole trying to take down the videos ...