After learning that the program would be cancelled earlier in the week, fans of Fox show 'Lucifer' showed up for the series finale on Monday night, causing a significant boost for its ratings. The last episode of the series, provided another network doesn't pick it back up, landed 3.23 million live viewers, earning a 0.8 rating in the coveted 18-49 age demographic. This was the largest audience 'Lucifer' has had in nearly two months, and the highest demo rating in five episodes.