TV ratings: CBS reruns lead Tuesday, 'A Very Gilly Christmas' tops demo

mark-harmon-ncis-320.jpgFast National ratings for Tuesday, Dec. 21, 2010

A night of reruns on CBS scored an easy ratings win among total viewers Tuesday, but a "Saturday Night Live" Christmas special helped NBC score the top spot among adults 18-49.

CBS delivered 10.1 million viewers and a 6.5 rating/11 share in households for the night, easily beating second-place NBC (6.35 million, 3.7/6). FOX came in third with 4.8 million viewers and a 2.9/5, beating out ABC (3.7 million, 2.4/4). The CW didn't break the million-viewer mark, averaging 890,000 viewers and a 0.6/1.

NBC led the adults 18-49 demographic with a 2.3 rating, beating out CBS' 1.9. FOX was not far behind in third with a 1.7. Neither ABC (0.8) nor The CW (0.3) broke the 1.0 mark.

Tuesday hour by hour:

8 p.m.

CBS:
"NCIS" rerun (12.3 million viewers, 7.7/13)
NBC: "Minute to Win It" (7 million, 3.9/7)
FOX: "Glee" rerun (4.1 million, 2.6/4)
ABC: "Skating With the Stars" finale (3.4 million, 2.3/4)
The CW: "One Tree Hill" rerun (1 million, 0.7/1)

18-49 leader: "NCIS" (2.2)

9 p.m.

CBS:
"NCIS: Los Angeles" rerun (11.3 million, 7.1/12)
NBC: Special - "SNL Presents A Very Gilly Christmas" (6.2 million, 3.6/6)
FOX: "Million Dollar Money Drop" (5.5 million, 3.2/5)
ABC: "No Ordinary Family" rerun (3.1 million, 2.0/3)
The CW: "Life Unexpected" rerun (749,000, 0.5/1)

18-49 leader: "A Very Gilly Christmas" (2.3)

10 p.m.

CBS:
"The Good Wife" rerun (6.8 million, 4.6/8)
NBC: "SNL Presents A Very Gilly Christmas" (5.9 million, 3.5/6)
ABC: "Detroit 1-8-7" rerun (4.6 million, 2.9/5)

18-49 leader: "A Very Gilly Christmas" (2.3)

Ratings information includes live and same-day DVR viewing. All numbers are preliminary and subject to change. Source: The Nielsen Company.

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Photo/Video credit: CBS