S6, E22: Determined to prove his marriage has survived Avery's kidnapping unscathed, Jack (Alec Baldwin) asks Liz (Tina Fey) to officiate their vow renewal. Meanwhile, Criss (James Marsden) tries to convince Liz that he’s worth sticking around for. Tracy (Tracy Morgan) meets with Cornel West (guest star Cornel West1) to discuss his influence as a black celebrity.