Jack decides to give up alcohol. After all, if Avery cannot drink because she's pregnant, neither will Jack. He later confesses that quitting alcohol is harder than he imagined. Meanwhile, Liz is depressed because nobody has remembered her 40th birthday.
Tracy gets mad when Liz refuses to use his creative suggestions. Tracy loses patience when Liz tells him he doesn't value his creativity. Tracy tells Grizz and Dotcom he will be "breaking" during the live performance and he does, causing Pete to cut to an emergency commercial.
Nobody seems to remember Liz's birthday, which frustrates her further when she sees the cast and crew signing a birthday card for the cleaning lady. In all defense, Frank has a friends-with-benefits relationship with the cleaning lady. It gets worse when Carol calls from his plane to ask her to head to North Carolina and set his Tivo.
Liz catches Jack huffing paint in the basement, because he needs his alcohol fix. She tells Jack she's hurt that nobody remembered her 40th birthday. Jack doesn't have time for Liz's complaints and wants Jenna's mouth so he can smell the bottle of wine she's had earlier. She obliges.
Tracy begins "breaking" during his performance as Oprah. He slowly strips and a jealous Jenna threatens to slip a nip, a big one during the live taping of TGS. Liz and Pete are forced to go to another last-minute emergency commercial before things get too out of hand.
Jack calls the TGS crew together to plan a birthday surprise for Liz. Kenneth has an idea and everybody is ready to listen to it. Meanwhile, Carol calls Liz later, to tell her he survived his flight. The call is cut short when Liz sees the huge celebration her cast and crew has pulled together for her.
Liz is touched by all the work the cast and crew went through to throw her a party. Until she realizes the party was really for the cleaning lady. Liz continues to celebrate her birthday until the cleaning lady unleashes her fury and throws the cake that was intended for her on the floor. Liz still eats the cake.