Given a hearing aid, Beethoven hears some of his most famous compositions for the first time.
Guest Stars:
Jack Black
Dan attempts to bond with Hemingway over their common interests in drinking and writing, but is intimidated by his masculinity.
Guest Stars:
Scott Adsit
Unsatisfied with the quality of his phonograph recording, Edison insists on recording a new version in a modern studio.
Guest Stars:
Jason Sudeikis
Mary's arrival gives Dan a chance to express his feminism, but he is irritated by Mary's stern demeanor. Meanwhile, it is Spencer's birthday.
Guest Stars:
Aubrey Plaza
Shakespeare is unimpressed by Community, preferring the bawdy comedy film Dirty Grandpa.
Guest Stars:
Thomas Middleditch
Amin's arrival fulfills Dan's desire for ethnic diversity, until he takes the office hostage.
Guest Stars:
Ron Funches
Betsy's racism discomforts Dan until they broach the subject of Bernie Sanders.
Guest Stars:
Sarah Silverman
Amelia is disappointed with her legacy of getting lost, and sets out to prove that she is indeed still alive.
Guest Stars:
Kristen Schaal
Freud arrives just in time, as Spencer refuses to use catchphrases written for him by Dan.
Guest Stars:
Nick Kroll
Poe undermines Dan's need to impress a History Channel executive, who falls for Poe. Dan and Spencer attempt to influence their date to secure an additional run of episodes.
Guest Stars:
Paul F. Tompkins
The Buddha participates in a series of product placements, making Dan feel guilty.
Guest Stars:
Danny Pudi
Booth emphasizes his skills as an actor rather than his notoriety as the assassin of Abraham Lincoln.
Guest Stars:
Andy Dick
After they bond over their shared love of coding, Ada convinces Spencer to convert his body to code and join her in virtual reality.
Guest Stars:
Gillian Jacobs
Kennedy is accidentally transported along with a spider, creating an additional half-Kennedy-half-spider being which cocoons the crew.
Guest Stars:
Dana Carvey