From September 17, 2019, to January 19, 2020, Groff starred in the Off-Broadway revival of "Little Shop of Horrors" at the Westside Theatre as Seymour Krelborn, a florist who raises a plant with a thirst for human flesh, alongside Christian Borle and Tammy Blanchard. The revival, directed by Michael Mayer, received rave reviews; "The Hollywood Reporter" wrote that Groff was "never-better [...] hilarious, endearing and in tremendous voice" and that he "disappears into a role he was born to play". Groff was nominated for the Grammy Award for Best Musical Theater Album as part of the cast recording of "Little Shop of Horrors." Groff also won an Outer Critics Circle Award, and he received a Lucille Lortel Award nomination and Drama League Award nomination for his performance.