Christina Applegate in Samantha Who? by Karen Neal/ABC Christina Applegate in Samantha Who? by Karen Neal/ABC
8 pm With ABC's

Charlie Brown Christmas encore topping the hour (at 9.3 million total viewers), Chuck placed second with 8.36 mil, a 120K increase from last week's impressive outing. Everything else was repeats, with House (8.3 mil) nipping at Chuck's heels and delivering the best demos. 9 pm Without the Dancing stars to give her a lift, Samantha Who? is missing her certain something, this week dropping 40 percent to 7.52 mil. Similarly, Notes from the Underbelly (5.5 mil) shed 33 percent. Heroes' ersatz "season finale" fell just shy of 11 mil, dipping 860 thou week-to-week. 10 pm A CSI: Miami repeat was No. 1 with 10.1 mil, followed by Life (6.6 mil, 420K better than Journeyman's most-recent journey) and October Road (5.25 mil, down 750K).