"The Natural Order" is the twentieth episode of the third season of the American television comedy show 30 Rock. It was written by series creator Tina Fey with co-executive producer John Riggi and directed by Scott Ellis. The episode originally aired on NBC in the United States on April 30, 2009. Guest stars in "The Natural Order" include actors Elaine Stritch and Steve Buscemi. The plot of the episode centers around a conflict between Tracy Jordan (Tracy Morgan) and Liz Lemon (Fey) over favorable treatment. Meanwhile, Jenna Maroney (Jane Krakowski) adopts a gibbon and treats it like her child. Finally, Jack Donaghy's (Alec Baldwin) mother Colleen (Stritch) visits him on the 35th anniversary of the day that Jack's father left the family. "The Natural Order" received mixed reception from television critics. According to the Nielsen ratings system, it was watched by 6 million households during its original broadcast, and received a 2.7 rating/7 share among viewers in the 18–49 demographic. Plot Liz (Tina Fey), Kenneth Parcell (Jack McBrayer), and Pete Hornberger (Scott Adsit) all attempt to trick Tracy into arriving at a rehearsal on time. Tracy arrives not knowing what time it is and announces that Liz is racist and treating him like a child. Liz challenges Tracy to behave better so he can be treated as an adult, but he responds by sending a gibbon to replace himself at rehearsal. Liz tells Tracy to arrive on time with his lines memorized the next day if he wants to be treated equally. Tracy retaliates by acting professionally but convincing everyone to treat Liz equally too, by making her lift heavy water jugs, passing gas near her, and inviting her to a strip club along with the other writers. Liz in turn stops Tracy from going to the strip club, noting that because he is acting so professionally he has to write notes for the upcoming script. Liz is uncomfortable at the strip club and Tracy hates writing all night so they agree to return to the "natural order" of things with both receiving preferential treatment. Meanwhile, Jenna adopts the gibbon Tracy sends to rehearsal and treats it as her child. She dresses it in several costumes including a mariachi outfit, a tuxedo, and a sailor suit. In addition she buys the gibbon a baby doll, referring to herself as a "grandmother." At the end of the episode Jenna accidentally shakes