Matt Damon

Determined to help Liz (Tina Fey) keep a man for once, Jack (Alec Baldwin) meddles in her burgeoning relationship with Carol (guest star Matt Damon). At home, he also struggles to compromise with Avery as she redecorates his apartment. Meanwhile, Tracy Jordan (Tracy Morgan) has trouble coming to grips with Kenneth's (Jack McBrayer) termination as a page and Jenna (Jane Krakowski) becomes TGS' newest producer. Also starring: Judah Friedlander, Scott Adsit, Keith Powell and Katrina Bowden.

On show night, Liz Lemon grows increasingly infuriated when no one seems to remember that it's her 40th birthday. Just before the taping, Tracy Jordan becomes convinced that nothing is funnier than a performer laughing and breaking character, which he elects to do all night, much to Jenna Maroney's chagrin. Meanwhile, Jack Donaghy struggles with the consequences of his promise to give up drinking while Avery is pregnant.

Liz meets the man of her dreams; Jack's love triangle comes to a head; Kenneth tries to avoid a promotion that would send him to Los Angeles.

Avery (Elizabeth Banks) goes into labor while she and Jack are vacationing in Canada; Liz and Carol (Matt Damon) plan a romantic getaway but their plane is stuck on the tarmac; Tracy has an unwanted responsibility.

Eric plans a special lunch for Sloan; Ari tries to convince his wife that buying Terrance's company is not a personal vendetta; Turtle decides to make a grand gesture to be with Jamie-Lynn; Drama resolves to give up acting.