TLC’s Sarah Palin’s Alaska premiere attracted 4.96 million viewers last night, according to the network. Nielsen fast nationals reported 1.8 million viewers in the 25-54 demographic, 1.1 million in the 18-49 demographic, and 3.9 million in the 35+ demographic. The debut was the top-finishing TLC program launch in history, beating What Not To Wear‘s series premiere in 2003.