Not only did NBC’s primetime stars come out to the Peacock’s Dec. 7 holiday party, but the star of its latenight division made the rounds, too, at the Kellman House in Hancock Park.

Jay Leno, as well as “Tonight Show” bandleader Ricky Minor, schmoozed the crowd, while talent from other shows were seen hanging together: real-life couple Peter Krause and Lauren Graham from “Parenthood,” Adam Scott and Nick Offerman of “Parks and Recreation,” and Mindy Kaling and Ed Helms of “The Office.” – — Stuart Levine