High Quality Content by WIKIPEDIA articles! "Grace, Replaced" is the eighteenth episode of the first season of the American television series Will Grace. It was written by Katie Palmer and directed by series producer James Burrows. The episode originally aired on the National Broadcasting Company (NBC) in the United States on April 8, 1999. Actors Molly Shannon, Leigh-Allyn Baker, and Tom Gallop guest starred on "Grace, Replaced".