The Big Wedding, featuring Susan Sarandon, Robin Williams, and Robert De Niro.
De Niro and Diane Keaton star as a long-divorced couple who must pretend to still be together at their adopted son's wedding. Throughout the day, the deception spins out of control.
Katherine Heigl, Amanda Seyfried, Topher Grace, Ben Barnes, and Christine Ebersole also star in the movie.
Justin Zackham wrote and directed the film, which hits theaters April 26.