Audrey attempts to stop her brother from marrying a young French woman during their rescheduled wedding weekend in the Hamptons, which happens to be the same weekend she turns 40.
Sister of the Groom is a 2020 American comedy film, written and directed by Amy Miller Gross. It stars Alicia Silverstone, Tom Everett Scott, Jake Hoffman, Mathilde Ollivier, Charlie Bewley, Noah Silver, Abigail Marlowe, Mark Blum, Julie Engelbrecht and Ronald Guttman.