Up All Night (30 Rock)

"Up All Night" is the thirteenth episode of NBC's first season of 30 Rock. It was written by the series' creator and executive producer Tina Fey, and was directed by Michael Engler. It first aired on February 8, 2007 in the United States. Guest stars in this episode include Katrina Bowden, Rachel Dratch, Rachel Hamilton, John Lutz, Maulik Pancholy, Keith Powell, Lonny Ross, Isabella Rossellini, Sherri Shepherd, Jason Sudeikis and Mark Zimmerman. Joy Behar appeared as herself in the episode.

This episode focuses on the events of Valentine's Day for the cast and crew of TGS with Tracy Jordan, a fictional sketch comedy series. Liz Lemon (played by Tina Fey) receives a mysterious gift; Frank Rossitano (Judah Friedlander) comments that he hates Jenna Maroney (Jane Krakowski); Pete Hornberger (Scott Adsit) forgets Valentine's Day, which also happens to be his wife, Paula's (Paula Pell) birthday; Jack Donaghy's (Alec Baldwin) divorce from Bianca (Isabella Rossellini) is made official; the writers believe that Cerie Xerox (Katrina Bowden) has romantic feelings for Kenneth Parcell (Jack McBrayer); and Tracy Jordan (Tracy Morgan) tries to spend a night with his wife, Angie Jordan (Sherri Shephard).