If they failed, each of 52 affiliates would pay $27,500 each for broadcasting the episode.
The channel is set to broadcast the first episode of the 7th series of Bones on the 16th of November.
Salmon agreed not to broadcast the episode at Christmas.
(Since then, some two dozen member stations out of a total of 349 have rebeled and decided to broadcast the episode anyway.)
In December 2009, Hollyoaks broadcast the first ever flashforward episode.
Instead Channel 4 broadcast the final episode to end the series.
Televisa broadcast the last episode of what is considered the first season on July 9, 2006, just after the federal elections in Mexico.
The network also stated it had no immediate plans to broadcast the episode again.
Its unique scheduling pattern enables viewers to catchup on the last episode first before broadcasting the new episode.
Fox Kids broadcast the episode on January 30, 1993.