AJ ropes Russ into working on a children's book. Lina butts heads with Abby's ex.

Cast: Nat Faxon, Judy Greer, Brett Gelman, Sarah Burns, John Hodgman, Rob Huebel, Zack Pearlman, Kimiko Glenn, Richard Gant, Rachel Eggleston, Raevan Lee Hanan, Georgia May Geare, Joseph Wagner