An angry Jerry Seinfeld goes to 30 Rock to confront Jack after he learns that Jack plans to digitally insert him into every current NBC program. Meanwhile, Liz buys a wed ...

Jack's rival, Devon, comes up with a new plan to get in tight with Don Geiss. Kenneth has a plan to get Tracy jealous about his wife, and Jenna finds a way to use her wei ...

Jack is in the running for the G.E. chairmanship and hires a private eye to dig up any dirty secrets. The P.I. exposes Jack's enormous cookie jar collection (he was colle ...

Liz befriends a female comedy writer from the 1960s who was one of her idols, until she realizes how pathetic the woman's life is now. Meanwhile, Jack has to find a way t ...

Jack hires an actor to play the superhero Greenzo, who is to promote environmental consciousness (and G.E. products). But what happens when Greenzo becomes drunk with pow ...

Jack has a one night stand with a Democrat who is campaigning against one of NBC's sister companies, Liz suspects her neighbor is a terrorist, and Kenneth tries to raise ...

Liz catches a lot of heat at the office when she starts dating a 20-year-old boy toy, and Jack takes charge of Tracy's pitiful youth baseball team and tries to turn it in ...

Jack and C.C. are going to enormous lengths to keep their affair a secret. Jenna decides to act as crazy as demanding as Tracy in order to get the attention she things sh ...

Jack gets attached to Liz's nurturing parents because they provide the love and support he never got from his mom. The staffers get ready for their raunchy holiday party, ...

Jack asks Liz to deal with a group of German TV execs so he can spend more time with C.C. but Liz has fallen in love with a piece of real estate. Tracy buys a cappuccino ...

High off the success of MILF Island, Jack makes a move to become network chairman. But his career plans threaten to be derailed by a Page Six blind item that quotes a sta ...

Jack asks Liz to book New York City's Subway Hero on the show, who turns out to be none other than Liz's clingy ex Dennis Duffy, aka The Beeper King. Meanwhile,when a TV ...

Don Geiss is prepared to name Jack as his replacement instead of his future son-in-law, and Jack is ready to name Liz as his replacement. Tracy tries to create a pornogra ...

Jack's career at GE is on the line with Don Geiss in a coma, one of Liz's old flames comes back to town, and the guys confront the Teamsters on their sandwich day to get ...

Liz has a positive pregnancy test, and thinks that Dennis is the father. Meanwhile, Jack regrets taking the Homeland Security position, Tracy finishes his pornographic vi ...