30 Rock is an American television comedy series created by Tina Fey. The series is produced by Broadway Video and Little Stranger, Inc., in association with NBC Universal, and currently airs on the NBC network in the United States. The series is produced in a single camera setup and deals with the goings on behind the camera of fictional live sketch comedy series, The Girlie Show with Tracy Jordan. The pilot episode first aired on October 11, 2006, and the first season was comprised of 21 episodes. The second season, which premiered on October 4, 2007, was originally intended to contain 22 episodes, but was abbreviated to 15 episodes because of the 2007?2008 Writers Guild of America strike. A third season, which is expected to contain 22 episodes, is set to premiere on October 30, 2008.

The current executive producers are Tina Fey, Lorne Michaels, Marci Klein, David Miner and Robert Carlock. 30 Rock is filmed primarily at Silvercup Studios in Long Island City, Queens, New York, but some scenes are filmed on location at Rockefeller Center. The series has an ensemble cast which currently consists of ten regular cast members, including Fey. The other main cast members are, Tracy Morgan, Jane Krakowski, Jack McBrayer, Scott Adsit, Judah Friedlander and Alec Baldwin. The show also has a cast of three other supporting cast members; Keith Powell, Lonny Ross, and Katrina Bowden; as well as many recurring characters.

30 Rock has been a critical success, winning several major awards including the Primetime Emmy Award for Outstanding Comedy Series both in 2007 and 2008, the Writers Guild of America Award for Best Comedy Series, the Producers Guild of America Award for Producer of the Year in Episodic Comedy Series, and a Peabody Award, as well as achieving the top ranking on a myriad of critics' year-end best of 2006 and 2007 lists. Despite these accolades, the series averaged a low 5.8 million viewers in its first season, in the United States, according to the Nielsen Ratings system, and ranked 102 out of 142 television series.