The first season of the television comedy series 30 Rock originally aired between October 11, 2006, and April 26, 2007, on NBC in the United States. The season was produced by Broadway Video, Little Stranger and NBC Universal, and the executive producers were series creator Tina Fey, Lorne Michaels, Joann Alfano, Marci Klein, and David Miner. The series focuses on TGS with Tracy Jordan, a fictional sketch comedy series, and its head writer Liz Lemon, portrayed by Fey, as she juggles her job and her personal life. The season consisted of 21 episodes; 19 episodes were approximately 22 minutes long, and the other two episodes were approximately 26 minutes long due to NBC "supersizing" those episodes. The season moved timeslots three times during its run. The first four episodes aired on Wednesdays at 8:00 pm, the next thirteen episodes aired on Thursdays at 9:30 pm, and the final four episodes aired on Thursdays at 9:00 pm. The season received generally favorable reviews, and was nominated for ten Emmy Awards: six Primetime Emmy Awards and four Creative Arts Emmy Awards. Despite critical success, the series struggled in the ratings, and the first season averaged 5.8 million viewers for all 21 episodes. The 30 Rock first season DVD box set was released on September 4, 2007, in Region 1 format, and was released on March 17, 2008, in Region 2 format. Synopsis The season begins with the introduction of Liz Lemon, the head writer of The Girlie Show, a live sketch comedy series which airs on NBC. When The Girlie Shows network executive Gary dies, Jack Donaghy replaces him. Jack, the head of east coast television and microwave oven programming, makes many changes to The Girlie Show, including adding Tracy Jordan (Tracy Morgan), a loose cannon movie star, to the show's cast and changing the title of The Girlie Show to TGS with Tracy Jordan. Various story arcs are explored, including the rivalry between Tracy and Jenna Maroney (Jane Krakowski), Liz's relationships with Dennis Duffy (Dean Winters) and Floyd Debarber (Jason Sudeikis) and Jack's relationship with Phoebe (Emily Mortimer). Most importantly, the relationship between Jack and Liz develops as he offers to be her mentor, which becomes the anchor of the show. A few minor story arcs are carried over into season two, including Cerie Xerox's (Katrina Bowden) ongoing engagement to the unseen character Aris and Pete Hornberger (Scott Adsit) living with