Primetime Preliminary Fast National Nielsen Data
(includes all DVR playback through 3:00 am)

Here are the highlights of the 13 ad-sustained programs that aired in primetime on the broadcast networks last night (11/26/20):

FOX (7.849 million viewers, #1; adults 18-49: 2.3, #1) got a big boost on Thanksgiving with fresh installments of "The Masked Singer" (10.168 million viewers, #1; adults 18-49: 3.0, #1) and "I Can See Your Voice" (5.529 million viewers, #2; adults 18-49: 1.6, #2).

NBC (2.560 million viewers, #2; adults 18-49: 0.5, #2) was a distant second with encores of "The National Dog Show" (2.937 million viewers, #4; adults 18-49: 0.6, #3) and "The Wall" (1.805 million viewers, #11; adults 18-49: 0.4, #T4).

Next up was CBS (2.400 million viewers, #3; adults 18-49: 0.3, #3) and its repeat lineup of "Young Sheldon" (3.655 million viewers, #3; adults 18-49: 0.4, #T4), "B Positive" (2.748 million viewers, #6; adults 18-49: 0.3, #T9), another "Young Sheldon" (2.792 million viewers, #5; adults 18-49: 0.3, #T9), another "B Positive" (2.190 million viewers, #9; adults 18-49: 0.3, #T9) and "Star Trek: Discovery" (1.507 million viewers, #12; adults 18-49: 0.2, #12).

Meanwhile, ABC (2.346 million viewers, #4; adults 18-49: 0.4, #4) offered up rebroadcasts of "Olaf's Frozen Adventure" (2.320 million viewers, #8; adults 18-49: 0.4, #T4) and "Toy Story That Time Forgot" (1.935 million viewers, #10; adults 18-49: 0.4, #T4) plus the two-hour special "The Wonderful World of Disney: Magical Holiday Celebration" (2.455 million viewers, #7; adults 18-49: 0.4, #T4).

And finally, The CW (0.352 million viewers, #5; adults 18-49: 0.1, #5) closed out the night with the conclusion of "Gilmore Girls: A Year in the Life" (0.352 million viewers, #13; adults 18-49: 0.1, #13).

Week-to-week changes (adults 18-49):
+87.50% - The Masked Singer (vs. 11/18/20)
+60.00% - I Can See Your Voice (vs. 11/18/20)
0.00% - Gilmore Girls: A Year in the Life (vs. 11/25/20)

Year-to-year changes (adults 18-49):
+650.00% - The Masked Singer (vs. The Masked Singer (Repeat))
+433.33% - I Can See Your Voice (vs. Almost Family)
0.00% - Gilmore Girls: A Year in the Life (vs. 2019 iHeartRadio Music Festival Night 2 (Repeat))
0.00% - The Wonderful World of Disney: Magical Holiday Celebration (vs. Various)

Here are the highlights of the 13 ad-sustained programs that aired in primetime on the broadcast networks one year ago (11/28/19):

[Note: Fast affiliate ratings are inaccurate for live sports.]

NBC (17.681 million viewers, #1; adults 18-49: 5.1, #1) surged to the top spot on Thanksgiving with its special editions of "Football Night in America" (15.222 million viewers, #2; adults 18-49: 4.3, #2) and "Sunday Night Football" (18.173 million viewers, #1; adults 18-49: 5.3, #1).

CBS (5.122 million viewers, #2; adults 18-49: 1.1, #2) then was a distant second with its all-repeat lineup of "Young Sheldon" (10.799 million viewers, #3; adults 18-49: 2.8, #3), "The Unicorn" (6.077 million viewers, #4; adults 18-49: 1.4, #4), "Mom" (4.636 million viewers, #5; adults 18-49: 0.9, #5), "Carol's Second Act" (3.832 million viewers, #6; adults 18-49: 0.7, #6) and "Evil" (2.693 million viewers, #8; adults 18-49: 0.5, #T7).

Next up was ABC (2.359 million viewers, #3; adults 18-49: 0.5, #3) and its annual "The Wonderful World of Disney: Magical Holiday Celebration" (2.801 million viewers, #7; adults 18-49: 0.5, #T7) alongside repeats of "The Goldbergs" (1.572 million viewers, #10; adults 18-49: 0.3, #T10) and "Modern Family" (1.376 million viewers, #11; adults 18-49: 0.3, #T10).

Meanwhile, FOX (1.554 million viewers, #4; adults 18-49: 0.4, #4) served up a repeat "The Masked Singer" (1.921 million viewers, #9; adults 18-49: 0.4, #9) and a special "Almost Family" (1.186 million viewers, #12; adults 18-49: 0.3, #T10).

And finally, a rebroadcast of "2019 iHeartRadio Music Festival Night 2" (0.520 million viewers, #13; adults 18-49: 0.1, #13) on The CW (0.520 million viewers, #5; adults 18-49: 0.1, #5) closed out the evening.

Year-to-year changes (adults 18-49):
+846.43% - Sunday Night Football (vs. Various)
+760.00% - Football Night in America (vs. LEGO Jurassic World: The Secret Exhibit - Part 1)
-35.90% - The Wonderful World of Disney: Magical Holiday Celebration (vs. Various)
-93.75% - Almost Family (vs. Thursday Night Football)

In late-night metered market ratings (via NBC's press release):

TBA

Source: Nielsen Media Research