Here are the preliminary broadcast ratings for Saturday, December 23, 2017.
| 
Time | 
Show | 
18-49 Rating | 
Total Viewers    (In Millions) | 
| 
8:00pm | 
Football Night in America (NBC) | 
2.4 | 
10.19 | 
| 
The Great Christmas Light Fight (R) (ABC) | 
0.4 | 
2.13 | |
| 
NCIS: New Orleans (R) (CBS) | 
0.3 | 
2.93 | |
| 
The Gifted (R) (FOX) | 
0.2 | 
0.84 | |
| 
8:30pm | 
NFL Football: Minnesota at Green Bay (NBC) | 
3.6 | 
13.62 | 
| 
9:00pm | 
48 Hours (CBS) | 
0.5 | 
3.10 | 
| 
The Great Christmas Light Fight (R) (ABC) | 
0.5 | 
2.21 | |
| 
Lethal Weapon (R) (FOX) | 
0.3 | 
1.33 | |
| 
10:00pm | 
48 Hours (CBS) | 
0.6 | 
3.48 | 
| 
Ten Days in the Valley (ABC) | 
0.3 | 
1.59 | 
(R) = repeeat
NBC easily won the night with a strong NFL game (3.6) from 8:30-11.
NBC easily won the night with a strong NFL game (3.6) from 8:30-11.
ABC had some 'Light Fight' repeats (0.4/0.5) leading into another '10 Days' burn-off (0.3). It was a tick above the 0.2 it hit last week.
CBS had a drama repeat (0.3) and 2 hours of '48 Hours' (0.5/0.6).
FOX had low-rated drama encores (0.2/0.3).

