Friday Primetime Results:

· "Dateline NBC" (1.1/4 in 18-49, 5.5 million viewers overall from 9-11 p.m. ET) tied for #2 from 9-10 p.m. ET among ABC, CBS, NBC and Fox in adults 18-49 and was #2 outright among ABC, CBS and NBC from 10-11. In adults 25-54 and total viewers, "Dateline" was #2 outright among the Big 4 networks for its 9-11 time period. From its first half-hour to its fourth, "Dateline" grew by 16% in total viewers (to 5.8 million from 5.0 million).

· At 8 p.m. ET, an encore telecast of "Betty White's Off Their Rockers" averaged a 0.6/2 in 18-49 and 3.0 million viewers overall and at 8:30, a second rebroadcast of "Betty White's Off Their Rockers" delivered a 0.7/3 in 18-49 and 3.1 million viewers overall. "Off Their Rockers" grew from half-hour to half-hour in every key ratings category.

In Late-Night Metered Markets Friday night:

· In Nielsen's 56 metered markets, household results were: "The Tonight Show with Jay Leno," 2.8/7; CBS's "Late Show with David Letterman," 1.8/5 with an encore; and ABC's "Jimmy Kimmel Live," 1.9/5 with an encore.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show with Jay Leno," 0.9/4; "Late Show," 0.4/2 with an encore; and "Jimmy Kimmel Live," 0.6/3 with an encore.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 1.3/4 in metered-market households and a 0.5/3 in 18-49 in the Local People Meters.

· From 12:35-1:35 a.m. ET, "Late Night with Jimmy Fallon" (1.5/5 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (0.9/3). In the 25 markets with Local People Meters, "Late Night" (0.5/3 in 18-49) 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.