Thursday Primetime Results:

· A special 8 p.m. "Hollywood Game Night" (0.9/3 in 18-49, 3.3 million viewers overall from 8-9 p.m. ET) earned the show's biggest overall audience since March 27 and matched its highest 18-49 rating since April 3.

· In a highly competitive time period against CBS's "Big Bang Theory" and "Millers," Fox's "Hell's Kitchen" and ABC's "Grey's Anatomy" encore, "Hollywood Game Night" generated NBC's second-biggest overall audience in the time period since March 27, trailing over that span only last week's "iHeart Radio Music Awards."

· The "American Comedy Awards" averaged a 1.0/3 in 18-49 and 3.1 million viewers overall from 9-11 p.m. ET. For its second hour, from 10-11 p.m., the "American Comedy Awards" tied for #1 in among ABC, CBS and NBC in adults 18-34 and ranked #1 outright among those networks from 10-11 in men 18-34.

In Late-Night Metered Markets Thursday Night:

· In Nielsen's 56 metered markets, household results were: "The Tonight Show Starring Jimmy Fallon," 2.5/6; CBS's "Late Show with David Letterman," 2.0/5; and ABC's "Jimmy Kimmel Live," 2.0/5.

· In the 25 markets with Local People Meters, adult 18-49 results were: "The Tonight Show Starring Jimmy Fallon,"1.0/5; "Late Show," 0.4/2; and "Jimmy Kimmel Live," 0.6/3.

· From 12:35-1:05 a.m. ET, ABC's "Nightline" averaged a 1.2/4 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" (1.3/4 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (1.1/4). In the 25 markets with Local People Meters, "Late Night" (0.6/4 in 18-49) topped "Late Late Show" (0.3/2).

· At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.8/3 in metered-market households and a 0.4/2 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.