Friday Primetime Results:

· "Dateline NBC" (1.2/5 in 18-49, 5.2 million viewers overall from 9-11 p.m. ET) equaled its highest Friday 18-49 rating in 16 weeks (since May 30, a 1.3).

· "Dateline" won its two-hour time period among ABC, CBS, NBC and Fox in adults 18-49 and adults 25-54 (with a 1.6 rating) and was the #1 newsmagazine of the night in 18-49, 25-54 and total viewers.

· An encore telecast of "The Biggest Loser" (0.7/3 in 18-49, 2.4 million viewers overall from 8-9 p.m. ET) matched NBC's highest 18-49 rating in the time period since July 25 (1.0, "Dateline NBC"). In the time period, "Biggest Loser" tied for #2 in adults 18-49 among the Big 4 networks.

· NBC tied for #1 for the night among the Big 4 networks in 18-49 (1.0 rating each for NBC and CBS).

In Late-Night Metered Markets Friday Night:

· In Nielsen's 56 metered markets, household results were: "The Tonight Show Starring Jimmy Fallon," 3.2/8; CBS's "Late Show with David Letterman," 1.8/4 with an encore; and ABC's "Jimmy Kimmel Live," 1.6/4.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show Starring Jimmy Fallon," 1.1/5; "Late Show," 0.2/1 with an encore; and "Jimmy Kimmel Live," 0.5/3.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 1.1/3 in metered-market households and a 0.3/2 in 18-49 in the Local People Meters.

· From 12:35-1:35 a.m. ET, "Late Night with Seth Meyers" (1.4/5 in metered-market households with an encore) beat CBS's "Late Late Show with Craig Ferguson" (1.1/4). In the 25 markets with Local People Meters, "Late Night" (0.5/3 in 18-49 with an encore) topped "Late Late Show" (0.2/1).

· At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.9/3 in metered-market households with an encore and a 0.3/2 in adults 18-49 in the 25 markets with local people meters.

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