Margot at the Wedding is a 2007 American comedy-drama film about the tumultuous familial dynamics that unfold when successful yet self-absorbed writer Margot visits her sister Pauline on the eve of her wedding. Starring Nicole Kidman, Jennifer Jason Leigh, Jack Black, John Turturro, Ciarán Hinds, and Halley Feiffer, the film delves into the complexities of sibling relationships and the challenges of balancing personal success with family loyalties.