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

Here are the highlights of the 12 ad-sustained programs that aired in primetime on the broadcast networks last night (9/18/20):

FOX (1.954 million viewers, #3; adults 18-49: 0.5, #1) held off the competition on Friday with "WWE SmackDown" (1.954 million viewers, #6; adults 18-49: 0.5, #1).

ABC (2.988 million viewers, #1; adults 18-49: 0.4, #2) was a close second with its duo of "Shark Tank" (2.827 million viewers, #2; adults 18-49: 0.4, #T2) and "20/20" (3.069 million viewers, #1; adults 18-49: 0.4, #T2).

Next up was CBS (2.268 million viewers, #2; adults 18-49: 0.3, #T3) and its lineup of "MacGyver" (2.754 million viewers, #3; adults 18-49: 0.3, #T4), "Love Island" (1.550 million viewers, #8; adults 18-49: 0.3, #T4) and "Blue Bloods" (2.501 million viewers, #4; adults 18-49: 0.3, #T4).

Meanwhile, NBC (1.829 million viewers, #4; adults 18-49: 0.3, #T3) offered up "America's Got Talent" (1.655 million viewers, #7; adults 18-49: 0.2, #8) and "Dateline NBC" (2.176 million viewers, #5; adults 18-49: 0.3, #T4).

And finally, a new "Masters of Illusion" (0.669 million viewers, #11; adults 18-49: 0.1, #T9), a repeat "Masters of Illusion" (0.628 million viewers, #12; adults 18-49: 0.1, #T9), the premiere of "World's Funniest Animals" (0.788 million viewers, #10; adults 18-49: 0.1, #T9) and a second "World's Funniest Animals" (0.831 million viewers, #9; adults 18-49: 0.1, #T9) rounded out the night on The CW (0.729 million viewers, #5; adults 18-49: 0.1, #5).

Week-to-week changes (adults 18-49):
0.00% - Masters of Illusion (vs. 8/28/20)
-16.67% - WWE SmackDown
-20.00% - 20/20
-25.00% - Dateline NBC
-40.00% - Love Island

Year-to-year changes (adults 18-49):
+25.00% - WWE SmackDown (vs. Various)
0.00% - World's Funniest Animals - 9:00 (vs. Red Bull Peaking)
0.00% - World's Funniest Animals - 9:30 (vs. Red Bull Peaking)
-20.00% - 20/20
-25.00% - Dateline NBC
-25.00% - Love Island (vs. Magnum P.I. (Repeat))
-50.00% - Masters of Illusion

Here are the highlights of the 14 ad-sustained programs that aired in primetime on the broadcast networks one year ago (9/20/19):

NBC (2.432 million viewers, #3; adults 18-49: 0.5, #1) was the adults 18-49 champ on a close Friday with its duo of "American Ninja Warrior" (2.377 million viewers, #7; adults 18-49: 0.5, #T1) and "Dateline NBC" (2.542 million viewers, #5; adults 18-49: 0.4, #T3).

CBS (4.151 million viewers, #1; adults 18-49: 0.4, #T2) then was the top overall draw with its repeat trio of "Hawaii Five-0" (4.090 million viewers, #2; adults 18-49: 0.4, #T3), "Magnum P.I." (3.929 million viewers, #3; adults 18-49: 0.4, #T3) and "Blue Bloods" (4.435 million viewers, #1; adults 18-49: 0.4, #T3).

Next up was ABC (3.167 million viewers, #2; adults 18-49: 0.4, #T2) with repeats of "American Housewife" (2.443 million viewers, #6; adults 18-49: 0.4, #T3) and "Fresh Off the Boat" (1.866 million viewers, #8; adults 18-49: 0.3, #10) plus a two-hour "20/20" (3.673 million viewers, #4; adults 18-49: 0.5, #T1).

Meanwhile, FOX (1.551 million viewers, #4; adults 18-49: 0.4, #T2) offered up encores of "MasterChef" (1.467 million viewers, #10; adults 18-49: 0.4, #T3) and a second "MasterChef" (1.634 million viewers, #9; adults 18-49: 0.4, #T3).

And finally, The CW (0.818 million viewers, #5; adults 18-49: 0.2, #5) closed out the night with its mix of "Masters of Illusion" (1.089 million viewers, #11; adults 18-49: 0.2, #T11), "The Big Stage" (0.937 million viewers, #12; adults 18-49: 0.2, #T11), "Red Bull Peaking" (0.657 million viewers, #13; adults 18-49: 0.1, #T13) and another "Red Bull Peaking" (0.590 million viewers, #14; adults 18-49: 0.1, #T13).

Week-to-week changes (adults 18-49):
+100.00% - The Big Stage (vs. 8/30/19)
+25.00% - 20/20
0.00% - Masters of Illusion (vs. 8/30/19)
0.00% - Red Bull Peaking - 9:00
0.00% - Red Bull Peaking - 9:30
-33.33% - Dateline NBC

Year-to-year changes (adults 18-49):
+42.86% - 20/20 (vs. Child Support (Repeat)/20/20)
0.00% - The Big Stage (vs. Masters of Illusion (Repeat))
0.00% - Masters of Illusion
-50.00% - Red Bull Peaking - 9:00 (vs. Penn & Teller: Fool Us (Repeat))
-50.00% - Red Bull Peaking - 9:30 (vs. Penn & Teller: Fool Us (Repeat))
-50.00% - Dateline NBC

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

· In Nielsen's 56 metered markets, household results were: "The Tonight Show Starring Jimmy Fallon," 1.5/4; "Late Show with Stephen Colbert," 2.1/6 with an encore; and ABC's "Jimmy Kimmel Live," 1.3/4 with an encore.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show Starring Jimmy Fallon," 0.3/2; "Late Show," 0.3/2 with an encore; and "Jimmy Kimmel Live," 0.3/2 with an encore.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 0.9/3 in metered-market households and a 0.2/2 in 18-49 in the Local People Meters.

· From 12:35-1:35 a.m. ET, ratings were: "Late Night with Seth Meyers," 0.9/3 in metered-market households with an encore; CBS's "Late Late Show," 1.0/4 with an encore. In the 25 markets with Local People Meters, averages were: "Late Night," 0.2/2 in 18-49 with an encore; "Late Late Show," 0.2/2 with an encore.

· At 1:35 a.m., "A Little Late with Lilly Singh" averaged a 0.6/3 in metered-market households with an encore and a 0.1/2 in adults 18-49 in the 25 markets with local people meters.

Source: Nielsen Media Research