Saturday Primetime Results:

NBC is #1 in primetime Saturday night among the Big 4 networks in adults 18-49, adults 25-54 and total viewers with the #1 show of the night on those nets in all three categories, "Dateline Saturday Night Mystery."

· "Dateline Saturday Night Mystery" (0.9/4 in 18-49, 5.2 million viewers overall from 8-10 p.m. ET) is the #1 show of the night and #1 in its two-hour time period on the Big 4 networks in adults 18-49, adults 25-54, total viewers and other key measures. From its first half-hour to its fourth, "Dateline Saturday Night Mystery" grew by +67% in adults 18-49 (to a 1.0 rating from a 0.6), by +50% in adults 25-54 (1.5 vs. 1.0) and by +49% or 2.0 million persons in total viewers (6.1 million vs. 4.1 million).

· "Dateline Saturday Night Mystery" matched NBC's highest adult 18-49 rating in the slot, excluding sports, in 21 months (since Sept. 15, 2012).

· Versus last week "Dateline Saturday Night Mystery" grew by +16% in total viewers (to 5.191 million from 4.460 million), to the show's biggest overall audience since May 3 (5.5 million).

· A rebroadcast of "The Blacklist" (0.4/2 in 18-49, 2.6 million viewers overall from 10-11 p.m. ET.) tied for #2 in the time period among ABC, CBS and NBC in adults 18-49 and was #2 outright among those nets in total viewers.

In Late-Night Metered-Market Household Averages for Saturday Night:

· An encore telecast of "Saturday Night Live," with host Paul Rudd and musical guest One Direction, averaged a 2.4/6 in household results in Nielsen's 56 metered markets and a 0.9/5 in adults 18-49 in the 25 markets with Local People Meters, to rank as the #1 telecast of the night on the Big 4 networks in 18-49 in the Local People Meters, ahead of all other primetime programs on those nets in 18-49.

NOTE: All ratings are "live plus same day" from Nielsen Media Research unless otherwise indicated.