But creator Bill Lawrence isn't giving up yet.
Shameless is the network's second most popular show.
Ratings are down 17 percent from last year.
The Firm averaged a flaccid 1.4 rating, which appears to be the lowest Nielsen premiere rating ever for an NBC drama during the regular season.
They're not good, but they're also not as bad as this show deserved.
As well as 'Luck,' Bag of Bones,' and 'Enlightened.'
And the hits keep coming for NBC.
Thirty-five percent off its premiere.