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

Here are the highlights of the seven ad-sustained programs that aired in primetime on the broadcast networks last night (4/21/18):

FOX (3.064 million viewers, #2; adults 18-49: 0.6, #T1) and NBC (1.925 million viewers, #4; adults 18-49: 0.6, #T1) shared the top demo spot on Saturday with their respective coverage of "Monster Energy NASCAR Cup Series Racing" (3.064 million viewers, #3; adults 18-49: 0.6, #T1) and "NHL Playoffs: Maple Leafs @ Bruins" (1.925 million viewers, #7; adults 18-49: 0.6, #T1).

CBS (3.400 million viewers, #1; adults 18-49: 0.4, #3) however was the most-watched broadcaster with its mix of "Ransom" (2.988 million viewers, #4; adults 18-49: 0.3, #T6), a repeat "NCIS" (3.586 million viewers, #2; adults 18-49: 0.4, #T3) and "48 Hours" (3.628 million viewers, #1; adults 18-49: 0.4, #T3).

And finally, encores of "American Idol" (2.034 million viewers, #6; adults 18-49: 0.3, #T6) and "20/20 Saturday" (2.685 million viewers, #5; adults 18-49: 0.4, #T3) rounded out the night on ABC (2.251 million viewers, #3; adults 18-49: 0.3, #4).

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

· The April 21 encore telecast of "Saturday Night Live," hosted by Sam Rockwell and featuring musical guest Halsey, has averaged a 2.7 rating, 7 share in "live plus same day" household results from the 56 local markets metered by Nielsen Media Research and a 1.0/6 in adults 18-49 in the 25 markets with local people meters.

· Last night's "Saturday Night Live" is the #1 show of the night on the Big 4 networks in both metered-market households and in 18-49 in the local people meters, topping all primetime shows on those nets in both categories.

Here are the highlights of the nine ad-sustained programs that aired in primetime on the broadcast networks one year ago (4/22/17):

NBC (2.277 million viewers, #2; adults 18-49: 0.7, #1) led the demo race on Saturday with its coverage of the "NHL Playoffs: Montreal at NY Rangers" (2.277 million viewers, #5; adults 18-49: 0.7, #1).

CBS (3.660 million viewers, #1; adults 18-49: 0.4, #T2) then was the most-watched network with a repeat "NCIS: Los Angeles" (3.682 million viewers, #2; adults 18-49: 0.4, #T4) followed by "Training Day" (3.241 million viewers, #3; adults 18-49: 0.4, #T4) and "48 Hours" (4.059 million viewers, #1; adults 18-49: 0.6, #2).

Next up was ABC (1.912 million viewers, #3; adults 18-49: 0.4, #T2) and its repeat lineup of "The Toy Box" (1.625 million viewers, #7; adults 18-49: 0.3, #T7), another "The Toy Box" (1.762 million viewers, #6; adults 18-49: 0.4, #T4) and "20/20 Saturday" (2.349 million viewers, #4; adults 18-49: 0.5, #3).

And finally, encores of "MasterChef Junior" (0.941 million viewers, #9; adults 18-49: 0.3, #T7) and "Showtime at the Apollo" (1.095 million viewers, #8; adults 18-49: 0.3, #T7) on FOX (1.018 million viewers, #4; adults 18-49: 0.3, #4) rounded out the night.

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

· An April 22 encore of "Saturday Night Live," with host Tom Hanks and musical guest Lady Gaga, has averaged a 2.8 rating, 7 share in households in Nielsen's 56 metered markets and a 1.1/6 in 18-49 in the 25 markets with local people meters.

· Versus what the show averaged last year with April encores, last night's "Saturday Night Live" is up +8% in metered-market households (2.8 vs. 2.6).

· Last night's "Saturday Night Live" encore was the #1 show of the night on the broadcast networks in 18-49 in the local people meters, outrating every Saturday primetime telecast on those nets in that key measure.

Source: Nielsen Media Research